Menu
Vocabulary Grammar British vs American Describing Words Word Differences Rhyming Words Misspelled Words Idioms Words Instead Of Resume Words Fun & Interesting Words Quizzes Games

Baby Animals Vocabulary List

The ultimate guide to baby animal names in English. Learn pronunciation, meanings, uses, and fun facts for over 100 baby animals, from puppies and kittens to cygnets and fry.

Quick Overview

Learning the names of baby animals in English is a fun and essential part of building your vocabulary. From household pets like puppies and kittens to farm animals like calves and foals, you encounter these words constantly-whether you are reading a children's book, visiting a zoo, or watching a nature documentary. This guide covers everything from common mammal offspring to the unique names for baby fish, insects, and birds.

What Is a Baby Animal?

Understanding the science and terminology.

A baby animal is the offspring of a species, often given a specific name that differs from the adult. In biology, an offspring is the product of reproduction, but in English, we use specific terms to describe their age, stage of development, and species.

Scientific Definition

An offspring is a new organism produced by one or more parents. Baby animals often have distinct developmental stages like larva, nymph, or juvenile, before reaching adulthood.

Everyday Definition

In normal conversation, we use terms like 'puppy' or 'kitten' to describe the young of specific animals. These words evoke a sense of youth, cuteness, and vulnerability.

Why Learn Baby Animal Vocabulary?

How these words help you in real life.

Learning the names of baby animals is highly practical. It helps you understand nature documentaries, read children's books, and communicate effectively at petting zoos, farms, and veterinary clinics.

School & Education

From biology class to storytime, knowing baby animal names helps students understand life cycles and read confidently.

Farms & Petting Zoos

Visiting a farm is more engaging when you can point out a kid, a lamb, a piglet, and a calf by name.

Pet Ownership

If you adopt a pet, knowing whether it is a puppy, kitten, or kit helps you understand its dietary and behavioral needs.

Nature Documentaries

Watching shows about wildlife is easier when you understand terms like eaglet, cygnet, and hatchling as they are used by narrators.

A-Z List

A massive directory with pronunciation, meanings, and examples.

A

Alpaca (Cria)

Mammal

KREE-uh | /ˈkriː.ə/

Meaning: A baby alpaca, typically born after an 11.5-month gestation period.

Plural: Crias

Origin: South America

Color: Various (White, Brown, Black)

Season: Spring

Texture: Soft, fluffy fleece

Nutrition: Mother's milk

Uses: Companion, fleece production

Fun Fact: A cria is usually able to stand and nurse within an hour of being born.

"The children giggled as the cria bounded playfully across the pasture."

Ant (Larva)

Insect

LAR-vuh | /ˈlɑːr.və/

Meaning: The legless, worm-like early stage of an ant's life cycle.

Plural: Larvae

Origin: Worldwide

Color: White, Pale Yellow

Season: Year-round

Texture: Soft, squishy

Nutrition: Fed by worker ants

Uses: Colony development

Fun Fact: Ant larvae are constantly cleaned and fed by worker ants to ensure their survival.

"The kids observed the ant farm and saw the tiny white larvae being carried to safety."

Antelope (Calf)

Mammal

KAF | /kæf/

Meaning: A young antelope, capable of running shortly after birth to escape predators.

Plural: Calves

Origin: Africa, Asia

Color: Brown, Tan

Season: Spring

Texture: Short fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Antelope calves are often hidden in tall grass by their mothers for the first few weeks of life.

"The safari guide pointed out a newborn antelope calf hiding in the savanna grass."

Ape (Infant)

Mammal

IN-fuhnt | /ˈɪn.fənt/

Meaning: A baby ape, completely dependent on its mother for the first few years.

Plural: Infants

Origin: Africa, Asia

Color: Black, Brown

Season: Year-round

Texture: Coarse hair

Nutrition: Mother's milk

Uses: Wildlife, conservation

Fun Fact: Ape infants stay with their mothers for up to 8 years, learning how to survive.

"The mother ape carried her infant on her back as she swung through the trees."

Armadillo (Pup)

Mammal

PUP | /pʌp/

Meaning: A baby armadillo, born with a soft, leathery shell that hardens over time.

Plural: Pups

Origin: Americas

Color: Pinkish-Brown

Season: Spring

Texture: Soft, leathery shell

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Armadillo pups are almost always born in identical quadruplets (four of the same gender).

"The armadillo pup curled into a ball to protect itself from the predator."

B

Bear (Cub)

Mammal

KUB | /kʌb/

Meaning: A young bear, born blind and hairless during the mother's winter hibernation.

Plural: Cubs

Origin: Worldwide

Color: Black, Brown, White

Season: Winter

Texture: Soft fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Bear cubs are born weighing only about a pound, despite their mothers weighing hundreds of pounds.

"The park rangers warned hikers not to get between a mother bear and her cubs."

Beaver (Kit)

Mammal

KIT | /kɪt/

Meaning: A young beaver that stays with its parents for up to two years.

Plural: Kits

Origin: North America, Europe

Color: Brown

Season: Spring

Texture: Dense, waterproof fur

Nutrition: Mother's milk, then leaves

Uses: Wildlife

Fun Fact: Beaver kits are born with their eyes open and can swim within hours of birth.

"The beaver kit practiced building a small dam with twigs near the lodge."

Boar (Shoat)

Mammal

SHOHT | /ʃoʊt/

Meaning: A young wild boar or domestic pig, usually under a year old.

Plural: Shoats

Origin: Worldwide

Color: Brown with stripes

Season: Spring

Texture: Coarse hair

Nutrition: Mother's milk

Uses: Wildlife, Livestock

Fun Fact: Baby wild boars are born with brown and cream stripes that fade as they mature.

"The shoat rooted around in the dirt for acorns alongside its mother."

Buffalo (Calf)

Mammal

KAF | /kæf/

Meaning: A young buffalo, born with a reddish-brown coat that darkens with age.

Plural: Calves

Origin: North America, Africa

Color: Reddish-Brown

Season: Spring

Texture: Woolly fur

Nutrition: Mother's milk

Uses: Wildlife, Livestock

Fun Fact: Buffalo calves are often called 'red dogs' by park rangers due to their bright coats.

"The herd of buffalo protected the calves in the center of the circle."

Bat (Pup)

Mammal

PUP | /pʌp/

Meaning: A baby bat, born hanging upside down and clinging to its mother.

Plural: Pups

Origin: Worldwide

Color: Dark Brown, Black

Season: Spring

Texture: Hairless at birth, then fuzzy

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Mother bats can find their own pup among millions of others by smell and sound.

"The bat pup clung tightly to its mother's fur as she flew to find food."

Butterfly (Caterpillar)

Insect

KAT-er-pil-er | /ˈkæt̬.ɚ.pɪl.ɚ/

Meaning: The larval stage of a butterfly, focused entirely on eating and growing.

Plural: Caterpillars

Origin: Worldwide

Color: Green, Yellow, Black

Season: Spring, Summer

Texture: Soft, segmented body

Nutrition: Leaves

Uses: Pollinator development

Fun Fact: A caterpillar grows so fast that it must shed its skin (molt) multiple times before becoming a butterfly.

"The caterpillar munched on the milkweed leaf all afternoon."

C

Cat (Kitten)

Mammal

KIT-un | /ˈkɪt.ən/

Meaning: A baby cat, born blind and deaf, relying entirely on its mother.

Plural: Kittens

Origin: Worldwide

Color: Various

Season: Year-round

Texture: Soft fur

Nutrition: Mother's milk

Uses: Companion animal

Fun Fact: Kittens sleep for up to 20 hours a day to help their brains and bodies develop.

"The kitten batted at the dangling string with its tiny paws."

Cow (Calf)

Mammal

KAF | /kæf/

Meaning: A baby cow, typically standing and walking within an hour of birth.

Plural: Calves

Origin: Worldwide

Color: Black, White, Brown

Season: Year-round

Texture: Soft, short fur

Nutrition: Mother's milk

Uses: Livestock

Fun Fact: Calves are usually separated from dairy cows shortly after birth to keep the milk for human consumption.

"The farmer bottle-fed the calf because its mother was sick."

Camel (Calf)

Mammal

KAF | /kæf/

Meaning: A baby camel, born without a hump, which develops as it stores fat.

Plural: Calves

Origin: Middle East, Asia

Color: Light Brown

Season: Spring

Texture: Soft wool

Nutrition: Mother's milk

Uses: Beast of burden, Livestock

Fun Fact: A camel calf does not have a visible hump until it is several months old.

"The camel calf stayed close to its mother in the desert heat."

Crocodile (Hatchling)

Reptile

HATCH-ling | /ˈhætʃ.lɪŋ/

Meaning: A baby crocodile that has just emerged from its egg.

Plural: Hatchlings

Origin: Tropics

Color: Olive, Brown

Season: Summer

Texture: Scaly skin

Nutrition: Insects, small fish

Uses: Wildlife

Fun Fact: The temperature of the nest determines whether crocodile hatchlings are born male or female.

"The mother crocodile carefully carried her hatchlings to the river in her jaws."

Chicken (Chick)

Bird

CHIK | /tʃɪk/

Meaning: A baby chicken, covered in soft down feathers.

Plural: Chicks

Origin: Worldwide

Color: Yellow, Brown

Season: Spring

Texture: Fluffy down

Nutrition: Insects, seeds

Uses: Livestock

Fun Fact: Chicks can communicate with their mother through the eggshell before they hatch.

"The fluffy yellow chick pecked at the grain on the ground."

Coyote (Pup)

Mammal

PUP | /pʌp/

Meaning: A baby coyote, raised in a den with its siblings.

Plural: Pups

Origin: North America

Color: Brown, Gray

Season: Spring

Texture: Soft fur

Nutrition: Mother's milk, regurgitated food

Uses: Wildlife

Fun Fact: Coyote pups are often raised by both parents and older siblings from previous litters.

"The coyote pups wrestled playfully outside their den at dusk."

Chinchilla (Kit)

Mammal

KIT | /kɪt/

Meaning: A baby chinchilla, born fully furred with its eyes open.

Plural: Kits

Origin: South America

Color: Gray, White

Season: Year-round

Texture: Extremely dense, soft fur

Nutrition: Mother's milk

Uses: Companion, Fur

Fun Fact: Chinchilla kits are born with all their teeth and can eat solid food within a week.

"The chinchilla kit huddled close to its mother for warmth."

Cockroach (Nymph)

Insect

NIMF | /nɪmf/

Meaning: The immature stage of a cockroach, looking like a smaller, wingless adult.

Plural: Nymphs

Origin: Worldwide

Color: Brown, Black

Season: Year-round

Texture: Hard exoskeleton

Nutrition: Scavenged food

Uses: Pest

Fun Fact: Cockroach nymphs molt several times, often eating their shed skin for nutrients.

"The exterminator found several cockroach nymphs under the kitchen sink."

Cheetah (Cub)

Mammal

KUB | /kʌb/

Meaning: A baby cheetah, born with a silver mane called a mantle that helps it hide.

Plural: Cubs

Origin: Africa

Color: Tan with black spots

Season: Year-round

Texture: Soft fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: The mantle of a cheetah cub makes it look like a honey badger, scaring off predators.

"The cheetah cub practiced its sprinting skills by chasing a leaf."

D

Deer (Fawn)

Mammal

FAWN | /fɑːn/

Meaning: A young deer, born with white spots for camouflage in the dappled forest light.

Plural: Fawns

Origin: Worldwide

Color: Brown with white spots

Season: Spring

Texture: Spotted fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Fawns have almost no scent, which helps them hide from predators.

"The fawn stayed perfectly still in the tall grass while its mother was away."

Dog (Puppy)

Mammal

PUP-ee | /ˈpʌp.i/

Meaning: A baby dog, known for being playful and energetic.

Plural: Puppies

Origin: Worldwide

Color: Various

Season: Year-round

Texture: Soft fur

Nutrition: Mother's milk

Uses: Companion, working

Fun Fact: Puppies are born deaf and blind, and their senses begin to develop around two weeks of age.

"The puppy wagged its tail furiously when it saw its owner."

Dolphin (Calf)

Mammal

KAF | /kæf/

Meaning: A baby dolphin, born tail-first underwater.

Plural: Calves

Origin: Oceans

Color: Gray

Season: Year-round

Texture: Smooth, rubbery skin

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Dolphin calves nurse underwater by curling their tongue into a straw shape.

"The dolphin calf swam closely beside its mother to slipstream in her wake."

Duck (Duckling)

Bird

DUK-ling | /ˈdʌk.lɪŋ/

Meaning: A baby duck, able to swim and feed itself almost immediately after hatching.

Plural: Ducklings

Origin: Worldwide

Color: Yellow, Brown

Season: Spring

Texture: Fluffy down

Nutrition: Insects, plants

Uses: Livestock, wildlife

Fun Fact: Ducklings imprint on the first moving thing they see, which is usually their mother.

"The mother duck led her ducklings in a single-file line across the pond."

Donkey (Foal)

Mammal

FOHL | /foʊl/

Meaning: A baby donkey, able to stand and nurse within 30 minutes of birth.

Plural: Foals

Origin: Worldwide

Color: Gray, Brown

Season: Spring

Texture: Soft, short fur

Nutrition: Mother's milk

Uses: Beast of burden, companion

Fun Fact: A donkey foal's legs are almost full-length at birth, making them look disproportionately long.

"The donkey foal brayed loudly when it couldn't find its mother."

Dragonfly (Nymph)

Insect

NIMF | /nɪmf/

Meaning: The aquatic, predatory larval stage of a dragonfly.

Plural: Nymphs

Origin: Worldwide

Color: Green, Brown

Season: Spring, Summer

Texture: Hard exoskeleton

Nutrition: Mosquito larvae, tadpoles

Uses: Pest control

Fun Fact: Dragonfly nymphs have a special hinged jaw that shoots out to grab prey.

"The dragonfly nymph crawled out of the pond to transform into an adult."

Dove (Squab)

Bird

SKWAHB | /skwɑːb/

Meaning: A baby dove or pigeon, initially fed 'crop milk' by both parents.

Plural: Squabs

Origin: Worldwide

Color: Yellowish, Gray

Season: Year-round

Texture: Sparse down

Nutrition: Crop milk

Uses: Wildlife, companion

Fun Fact: Squabs stay in the nest for up to a month, much longer than many other baby birds.

"The dove squab peeked its head out of the nest to wait for its parents."

E

Eagle (Eaglet)

Bird

EE-glit | /ˈiː.ɡlət/

Meaning: A baby eagle, growing incredibly fast on a diet of meat.

Plural: Eaglets

Origin: Worldwide

Color: Fluffy gray down

Season: Spring

Texture: Downy feathers

Nutrition: Fish, small mammals

Uses: Wildlife

Fun Fact: Eaglets often fight each other in the nest, and the stronger one usually survives.

"The eaglet stretched its wings, preparing for its first flight."

Elephant (Calf)

Mammal

KAF | /kæf/

Meaning: A baby elephant, weighing around 250 pounds at birth.

Plural: Calves

Origin: Africa, Asia

Color: Gray

Season: Year-round

Texture: Hairy, wrinkled skin

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Elephant calves suck their trunks for comfort, much like a human baby sucks a thumb.

"The elephant calf held its mother's tail with its trunk to stay safe in the herd."

Emu (Chick)

Bird

CHIK | /tʃɪk/

Meaning: A baby emu, recognized by its striped camouflage.

Plural: Chicks

Origin: Australia

Color: Cream and Brown stripes

Season: Spring

Texture: Striped down

Nutrition: Insects, seeds

Uses: Livestock, wildlife

Fun Fact: Father emus do all the incubating and raise the chicks entirely on their own.

"The emu chick followed its father through the scrubland."

Eel (Elver)

Fish

EL-ver | /ˈel.vɚ/

Meaning: A young, transparent eel migrating from the ocean to fresh water.

Plural: Elvers

Origin: Atlantic Ocean

Color: Transparent

Season: Spring

Texture: Slippery, smooth

Nutrition: Small invertebrates

Uses: Food, wildlife

Fun Fact: Elvers can travel over land for short distances to reach lakes and ponds.

"The elvers swam up the river in massive numbers during the night."

F

Fish (Fry)

Fish

FRY | /fraɪ/

Meaning: A newly hatched, fully formed baby fish that has used up its yolk sac.

Plural: Fry

Origin: Worldwide

Color: Various

Season: Spring

Texture: Soft scales

Nutrition: Plankton

Uses: Food, wildlife, pet

Fun Fact: Fish fry often swim in schools for protection from the moment they hatch.

"The salmon fry stayed in the shallow water until they were large enough to migrate."

Fox (Kit)

Mammal

KIT | /kɪt/

Meaning: A baby fox, born in an underground den called an earth.

Plural: Kits, Pups

Origin: Worldwide

Color: Brown, Red, Gray

Season: Spring

Texture: Soft fur

Nutrition: Mother's milk, regurgitated food

Uses: Wildlife

Fun Fact: Fox kits are playful and often pounce on each other to practice hunting skills.

"The fox kit pounced clumsily on a moving leaf."

Frog (Tadpole)

Amphibian

TAD-pohl | /ˈtæd.poʊl/

Meaning: The aquatic larval stage of a frog, breathing through gills.

Plural: Tadpoles

Origin: Worldwide

Color: Black, Green

Season: Spring

Texture: Smooth, slick skin

Nutrition: Algae, plants

Uses: Wildlife

Fun Fact: Tadpoles absorb their own tails for nutrients as they grow legs and become frogs.

"The children caught a tadpole in the pond and watched it grow into a frog."

Ferret (Kit)

Mammal

KIT | /kɪt/

Meaning: A baby ferret, born blind and deaf, also known as a kit.

Plural: Kits

Origin: Europe, Worldwide

Color: Various

Season: Spring

Texture: Soft fur

Nutrition: Mother's milk

Uses: Companion, hunting

Fun Fact: Ferret kits are known for their 'weasel war dance,' a series of hops and spins to invite play.

"The ferret kit dooked and bounced around the living room."

Flamingo (Chick)

Bird

CHIK | /tʃɪk/

Meaning: A baby flamingo, born with gray feathers and a straight beak.

Plural: Chicks

Origin: Americas, Africa

Color: Gray, White

Season: Summer

Texture: Fluffy down

Nutrition: Crop milk

Uses: Wildlife

Fun Fact: Flamingo chicks are fed bright red 'crop milk' produced by both parents.

"The flamingo chick's beak started to curve downward as it grew older."

Fly (Maggot)

Insect

MAG-uht | /ˈmæɡ.ət/

Meaning: The legless, soft-bodied larval stage of a fly.

Plural: Maggots

Origin: Worldwide

Color: White, Cream

Season: Year-round

Texture: Soft, squishy

Nutrition: Decaying matter

Uses: Decomposer, bait

Fun Fact: Maggots were historically used in medicine to clean wounds because they only eat dead tissue.

"The compost bin was full of maggots breaking down the food scraps."

G

Goose (Gosling)

Bird

GAHZ-ling | /ˈɡɑːz.lɪŋ/

Meaning: A baby goose, able to swim and dive immediately after hatching.

Plural: Goslings

Origin: Worldwide

Color: Yellow, Green

Season: Spring

Texture: Fluffy down

Nutrition: Grass, insects

Uses: Livestock, wildlife

Fun Fact: Goslings form a strong bond with their parents and follow them in a perfect line.

"The gosling honked loudly when it fell behind its family."

Giraffe (Calf)

Mammal

KAF | /kæf/

Meaning: A baby giraffe, which falls six feet to the ground at birth.

Plural: Calves

Origin: Africa

Color: Spotted

Season: Year-round

Texture: Short fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: A giraffe calf is born with ossicones (horn-like structures) that lie flat and pop up later.

"The giraffe calf wobbled on its long legs as it tried to nurse."

Goat (Kid)

Mammal

KID | /kɪd/

Meaning: A baby goat, known for its incredible climbing ability.

Plural: Kids

Origin: Worldwide

Color: Various

Season: Spring

Texture: Soft fur

Nutrition: Mother's milk

Uses: Livestock

Fun Fact: Goat kids are precocial, meaning they can stand and nurse within minutes of birth.

"The goat kid jumped onto a rock to survey its surroundings."

Grasshopper (Nymph)

Insect

NIMF | /nɪmf/

Meaning: The immature stage of a grasshopper, looking like a wingless adult.

Plural: Nymphs

Origin: Worldwide

Color: Green, Brown

Season: Summer

Texture: Hard exoskeleton

Nutrition: Leaves, grass

Uses: Pest, food chain

Fun Fact: Grasshopper nymphs cannot jump as far as adults because their wings have not developed.

"The grasshopper nymph molted its skin, revealing a slightly larger body."

Guinea Pig (Pup)

Mammal

PUP | /pʌp/

Meaning: A baby guinea pig, born fully furred with its eyes open.

Plural: Pups

Origin: South America

Color: Various

Season: Year-round

Texture: Soft fur

Nutrition: Mother's milk, solid food

Uses: Companion, food

Fun Fact: Guinea pig pups can eat solid food within hours of birth, though they still nurse.

"The guinea pig pup squeaked loudly when it heard the refrigerator door open."

Gorilla (Infant)

Mammal

IN-fuhnt | /ˈɪn.fənt/

Meaning: A baby gorilla, carried on its mother's chest for the first few months.

Plural: Infants

Origin: Africa

Color: Black

Season: Year-round

Texture: Sparse black hair

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Gorilla infants develop twice as fast as human babies.

"The gorilla infant clung to its mother's chest as she knuckle-walked."

H

Horse (Foal)

Mammal

FOHL | /foʊl/

Meaning: A baby horse, able to run within hours of birth to escape predators.

Plural: Foals

Origin: Worldwide

Color: Various

Season: Spring

Texture: Soft coat

Nutrition: Mother's milk

Uses: Companion, working

Fun Fact: A foal's legs are almost fully grown at birth, giving them long, awkward proportions.

"The mare nuzzled her newborn foal to help it stand up."

Hamster (Pup)

Mammal

PUP | /pʌp/

Meaning: A baby hamster, born blind and hairless.

Plural: Pups

Origin: Worldwide

Color: Pink, then furred

Season: Year-round

Texture: Soft skin, then fur

Nutrition: Mother's milk

Uses: Companion

Fun Fact: Mother hamsters may eat their pups if they feel stressed or threatened.

"The hamster pups finally opened their eyes after two weeks."

Hedgehog (Piglet)

Mammal

PIG-let | /ˈpɪɡ.lət/

Meaning: A baby hedgehog, born with soft spines under a fluid-filled layer to protect the mother.

Plural: Piglets

Origin: Europe, Asia, Africa

Color: White, Brown

Season: Summer

Texture: Soft spines

Nutrition: Mother's milk

Uses: Companion, wildlife

Fun Fact: Hedgehog piglets are called hoglets or urchins, though piglet is also used.

"The hedgehog piglet curled into a tight ball when it heard a noise."

Hippopotamus (Calf)

Mammal

KAF | /kæf/

Meaning: A baby hippo, born underwater and needing to surface for air immediately.

Plural: Calves

Origin: Africa

Color: Pinkish-Gray

Season: Year-round

Texture: Smooth, hairless skin

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Hippo calves can close their ears and nostrils to nurse underwater.

"The hippo calf rested on its mother's back in the river."

Hare (Leveret)

Mammal

LEV-er-et | /ˈlev.ər.ət/

Meaning: A baby hare, born fully furred with its eyes open.

Plural: Leverets

Origin: Worldwide

Color: Brown

Season: Spring

Texture: Furry coat

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Unlike rabbit kittens, leverets are left alone all day and only visited by the mother at night.

"The leveret hid in the tall grass, relying on its camouflage."

Hawk (Eyas)

Bird

EYE-uhs | /ˈaɪ.əs/

Meaning: A baby hawk, specifically a nestling that is too young to fly.

Plural: Eyas

Origin: Worldwide

Color: Fluffy white down

Season: Spring

Texture: Downy feathers

Nutrition: Meat from parents

Uses: Wildlife, falconry

Fun Fact: The term eyas is mostly used in falconry to describe captive-bred baby hawks.

"The eyas squawked loudly, begging for food from its mother."

I

Iguana (Hatchling)

Reptile

HATCH-ling | /ˈhætʃ.lɪŋ/

Meaning: A baby iguana, entirely independent from the moment it leaves the egg.

Plural: Hatchlings

Origin: Americas

Color: Bright Green

Season: Spring

Texture: Scaly skin

Nutrition: Leaves, insects

Uses: Pet, wildlife

Fun Fact: Iguana hatchlings are often bright green to blend in with the tropical leaves.

"The iguana hatchling darted up a tree to escape the sun."

Impala (Calf)

Mammal

KAF | /kæf/

Meaning: A baby impala, hidden in bushes for the first few days of its life.

Plural: Calves

Origin: Africa

Color: Tan with white spots

Season: Fall

Texture: Short fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Impala calves are often born in large groups to overwhelm predators with numbers.

"The impala calf bounced happily behind its mother on the savanna."

Insect (Larva)

Insect

LAR-vuh | /ˈlɑːr.və/

Meaning: The active, worm-like immature form of an insect.

Plural: Larvae

Origin: Worldwide

Color: Various

Season: Year-round

Texture: Soft body

Nutrition: Varies widely

Uses: Varies

Fun Fact: Insect larvae make up a large portion of the diet for birds and fish.

"The insect larva wriggled in the mud, searching for food."

Ibex (Kid)

Mammal

KID | /kɪd/

Meaning: A baby ibex, able to scale steep cliffs within days of birth.

Plural: Kids

Origin: Europe, Asia, Africa

Color: Brown

Season: Spring

Texture: Short fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Ibex kids are born on precarious cliff ledges to keep them safe from wolves.

"The ibex kid leaped effortlessly from one rock to another."

J

Jellyfish (Ephyra)

Invertebrate

EF-er-uh | /ˈɛf.ər.ə/

Meaning: The baby stage of a jellyfish, looking like a tiny star.

Plural: Ephyrae

Origin: Oceans

Color: Transparent

Season: Year-round

Texture: Gelatinous

Nutrition: Plankton

Uses: Wildlife

Fun Fact: Ephyrae are created when a polom buds off, creating tiny clones of itself.

"The ephyra pulsed through the water, growing into a full jellyfish."

Kangaroo (Joey)

Marsupial

JOH-ee | /ˈdʒoʊ.i/

Meaning: A baby kangaroo, born the size of a jellybean and raised in a pouch.

Plural: Joeys

Origin: Australia

Color: Pink, hairless at birth

Season: Year-round

Texture: Smooth skin, then fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: A joey stays in its mother's pouch for about 8 months, drinking different types of milk.

"The joey poked its head out of the pouch to look around."

Jaguar (Cub)

Mammal

KUB | /kʌb/

Meaning: A baby jaguar, born blind and with spotted fur.

Plural: Cubs

Origin: Americas

Color: Yellow with black spots

Season: Year-round

Texture: Soft fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Jaguar cubs are born with their eyes closed and do not open them for two weeks.

"The jaguar cub tumbled playfully over a fallen log in the rainforest."

Jay (Nestling)

Bird

NES-ling | /ˈnɛs.lɪŋ/

Meaning: A baby jay that is too young to leave the nest.

Plural: Nestlings

Origin: Worldwide

Color: Gray down

Season: Spring

Texture: Fluffy down

Nutrition: Insects, nuts

Uses: Wildlife

Fun Fact: Jay nestlings are extremely loud and vocal when demanding food from their parents.

"The jay nestling chirped frantically as the mother approached with a worm."

K

Koala (Joey)

Marsupial

JOH-ee | /ˈdʒoʊ.i/

Meaning: A baby koala, which rides on its mother's back after leaving the pouch.

Plural: Joeys

Origin: Australia

Color: Gray

Season: Year-round

Texture: Soft, fuzzy fur

Nutrition: Mother's milk, pap

Uses: Wildlife

Fun Fact: Koala joeys eat a special substance called 'pap' from their mother to get gut bacteria for digesting eucalyptus.

"The koala joey clung to its mother's back as she climbed the eucalyptus tree."

Krill (Nauplius)

Crustacean

NAW-plee-us | /ˈnɔː.pli.əs/

Meaning: The earliest larval stage of a krill.

Plural: Nauplii

Origin: Oceans

Color: Transparent

Season: Year-round

Texture: Hard exoskeleton

Nutrition: Yolk sac, then plankton

Uses: Food chain

Fun Fact: Krill nauplii molt repeatedly as they grow into adult krill.

"The ocean water was dense with microscopic nauplii during the spring bloom."

L

Lion (Cub)

Mammal

KUB | /kʌb/

Meaning: A baby lion, introduced to the pride at around 6 weeks old.

Plural: Cubs

Origin: Africa, India

Color: Spotted

Season: Year-round

Texture: Soft fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Lion cubs have spots that help them hide in the dry grass.

"The lion cub tried to roar, but only a tiny squeak came out."

Llama (Cria)

Mammal

KREE-uh | /ˈkriː.ə/

Meaning: A baby llama, usually standing and nursing within an hour.

Plural: Crias

Origin: South America

Color: Various

Season: Spring

Texture: Soft fleece

Nutrition: Mother's milk

Uses: Beast of burden, companion

Fun Fact: Llama crias hum to communicate with their mothers.

"The llama cria hummed softly while nursing."

Louse (Nymph)

Insect

NIMF | /nɪmf/

Meaning: A baby louse, which looks like a tiny adult.

Plural: Nymphs

Origin: Worldwide

Color: Tan, Gray

Season: Year-round

Texture: Hard exoskeleton

Nutrition: Blood

Uses: Parasite

Fun Fact: Louse nymphs must feed on blood within 24 hours of hatching to survive.

"The nurse found louse nymphs tightly gripping the child's hair."

Leopard (Cub)

Mammal

KUB | /kʌb/

Meaning: A baby leopard, hidden in dense vegetation by its mother.

Plural: Cubs

Origin: Africa, Asia

Color: Spotted

Season: Year-round

Texture: Soft fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Leopard cubs are carried by the scruff of the neck to new hiding spots every few days.

"The leopard cub peered out from behind a bush at the safari vehicle."

Lizard (Hatchling)

Reptile

HATCH-ling | /ˈhætʃ.lɪŋ/

Meaning: A baby lizard, completely independent from the moment it hatches.

Plural: Hatchlings

Origin: Worldwide

Color: Various

Season: Summer

Texture: Scaly skin

Nutrition: Insects

Uses: Wildlife, pet

Fun Fact: Some lizard hatchlings are born with bright blue tails to distract predators.

"The lizard hatchling scurried away into the rocks to avoid the sun."

M

Monkey (Infant)

Mammal

IN-fuhnt | /ˈɪn.fənt/

Meaning: A baby monkey, carried on its mother's belly or back.

Plural: Infants

Origin: Worldwide

Color: Black, Brown

Season: Year-round

Texture: Soft fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Monkey infants learn social skills by playing games with other young monkeys.

"The monkey infant clung tightly to its mother's belly as she climbed."

Moose (Calf)

Mammal

KAF | /kæf/

Meaning: A baby moose, born with long, gangly legs.

Plural: Calves

Origin: North America, Europe

Color: Reddish-Brown

Season: Spring

Texture: Short fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Moose calves can outrun a human within just five days of being born.

"The moose calf stayed in the shallow water to avoid wolves."

Mouse (Pup)

Mammal

PUP | /pʌp/

Meaning: A baby mouse, born blind, deaf, and hairless.

Plural: Pups

Origin: Worldwide

Color: Pink

Season: Year-round

Texture: Smooth skin, then fur

Nutrition: Mother's milk

Uses: Pest, pet, lab

Fun Fact: Mouse pups grow incredibly fast, opening their eyes in just two weeks.

"The mouse pups squirmed in the nest, waiting for their mother."

Manatee (Calf)

Mammal

KAF | /kæf/

Meaning: A baby manatee, born underwater and able to swim to the surface immediately.

Plural: Calves

Origin: Americas, Africa

Color: Gray

Season: Year-round

Texture: Smooth, wrinkled skin

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Manatee calves nurse underwater for up to two years.

"The manatee calf held its mother's flipper as they swam together."

Mosquito (Wriggler)

Insect

RIG-ler | /ˈrɪɡ.lər/

Meaning: The aquatic larval stage of a mosquito.

Plural: Wrigglers

Origin: Worldwide

Color: Brown, Black

Season: Spring, Summer

Texture: Soft body

Nutrition: Algae, organic matter

Uses: Pest

Fun Fact: Mosquito wrigglers must surface to breathe air through a tube on their tail.

"The puddle was teeming with mosquito wrigglers."

Mule (Foal)

Mammal

FOHL | /foʊl/

Meaning: A baby mule, born to a male donkey and a female horse.

Plural: Foals

Origin: Worldwide

Color: Various

Season: Spring

Texture: Soft coat

Nutrition: Mother's milk

Uses: Beast of burden

Fun Fact: Mule foals inherit the strength of a horse and the intelligence of a donkey.

"The mule foal already had unusually long ears compared to a horse foal."

N

Newt (Eft)

Amphibian

EFT | /ɛft/

Meaning: The terrestrial juvenile stage of a newt.

Plural: Efts

Origin: Americas, Europe, Asia

Color: Bright Orange, Red

Season: Summer, Fall

Texture: Rough, bumpy skin

Nutrition: Insects, worms

Uses: Wildlife

Fun Fact: Newt efts are brightly colored to warn predators that their skin is toxic.

"The bright red eft crawled across the damp forest floor."

Nightingale (Fledgling)

Bird

FLEJ-ling | /ˈflɛdʒ.lɪŋ/

Meaning: A baby nightingale that has grown its feathers and is learning to fly.

Plural: Fledglings

Origin: Europe, Asia, Africa

Color: Brown

Season: Summer

Texture: Flight feathers

Nutrition: Insects

Uses: Wildlife

Fun Fact: Nightingale fledglings learn their famous songs by listening to their fathers.

"The nightingale fledgling attempted its first shaky song from a low branch."

Narwhal (Calf)

Mammal

KAF | /kæf/

Meaning: A baby narwhal, born without its signature tusk.

Plural: Calves

Origin: Arctic Ocean

Color: Gray, Blue-Gray

Season: Summer

Texture: Smooth, rubbery skin

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Narwhal calves are born with a layer of blubber to survive the freezing arctic waters.

"The narwhal calf stayed close to its mother under the ice."

O

Owl (Owlet)

Bird

OW-let | /ˈaʊ.lət/

Meaning: A baby owl, covered in fluffy down.

Plural: Owlets

Origin: Worldwide

Color: White, Brown

Season: Spring

Texture: Fluffy down

Nutrition: Mice, insects

Uses: Wildlife

Fun Fact: Owlets turn their heads almost upside down to look at things curiously.

"The owlet peeked out of the hollow tree trunk at the daytime world."

Ostrich (Chick)

Bird

CHIK | /tʃɪk/

Meaning: A baby ostrich, able to run at 35 mph just a month after hatching.

Plural: Chicks

Origin: Africa

Color: Spotted

Season: Spring

Texture: Spiky down

Nutrition: Insects, plants

Uses: Livestock, wildlife

Fun Fact: Ostrich chicks are raised by both parents and can recognize their specific calls.

"The ostrich chick struggled to keep up with its giant father."

Otter (Pup)

Mammal

PUP | /pʌp/

Meaning: A baby otter, born on land but introduced to water quickly.

Plural: Pups

Origin: Worldwide

Color: Brown

Season: Spring

Texture: Dense, fluffy fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Sea otter pups float on their mother's belly like a raft until they learn to swim.

"The otter pup floated on its back, cracking a clam on its tummy."

Oyster (Spat)

Mollusk

SPAT | /spæt/

Meaning: A baby oyster that has just attached to a surface.

Plural: Spats

Origin: Oceans

Color: Translucent, Gray

Season: Summer

Texture: Hard shell

Nutrition: Plankton

Uses: Food, water filtration

Fun Fact: Oyster spat release a sticky cement to glue themselves permanently to a rock.

"The spat settled on the reef, beginning its life as a filter feeder."

P

Pig (Piglet)

Mammal

PIG-let | /ˈpɪɡ.lət/

Meaning: A baby pig, born with sharp teeth to establish a nursing order.

Plural: Piglets

Origin: Worldwide

Color: Pink, Spotted

Season: Year-round

Texture: Soft skin with sparse hair

Nutrition: Mother's milk

Uses: Livestock

Fun Fact: Piglets are born with 'milk teeth' that they use to fight siblings for the best teats.

"The piglet squealed with delight when it found a pile of mud."

Penguin (Chick)

Bird

CHIK | /tʃɪk/

Meaning: A baby penguin, covered in thick down to survive the cold.

Plural: Chicks

Origin: Southern Hemisphere

Color: Gray, Brown

Season: Spring

Texture: Fluffy down

Nutrition: Regurgitated fish

Uses: Wildlife

Fun Fact: Penguin chicks huddle together in 'crèches' to stay warm while parents hunt.

"The penguin chick begged for food by tapping on its parent's beak."

Panda (Cub)

Mammal

KUB | /kʌb/

Meaning: A baby panda, born pink, blind, and weighing only 3 ounces.

Plural: Cubs

Origin: China

Color: Pink, then Black and White

Season: Summer

Texture: Sparse white hair

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: A panda cub is 1/900th the size of its mother at birth, one of the smallest ratios in mammals.

"The panda cub tumbled out of the tree and rolled in the leaves."

Pigeon (Squab)

Bird

SKWAHB | /skwɑːb/

Meaning: A baby pigeon, raised in a nest until it is fully feathered.

Plural: Squabs

Origin: Worldwide

Color: Yellow, Gray

Season: Year-round

Texture: Sparse down

Nutrition: Crop milk

Uses: Wildlife, food

Fun Fact: Squabs are rarely seen because they stay in the nest for over a month.

"The pigeon squab stretched its new feathers, preparing to leave the nest."

Peacock (Peachick)

Bird

PEE-chik | /ˈpiː.tʃɪk/

Meaning: A baby peacock, born with flight feathers and able to fly into trees.

Plural: Peachicks

Origin: Asia

Color: Brown, Yellow

Season: Summer

Texture: Down and early feathers

Nutrition: Insects, seeds

Uses: Wildlife, ornamental

Fun Fact: Peachicks can fly at just a few days old to escape ground predators.

"The peachick followed its mother through the garden looking for seeds."

Possum (Joey)

Marsupial

JOH-ee | /ˈdʒoʊ.i/

Meaning: A baby possum, born the size of a bee and raised in a pouch.

Plural: Joeys

Origin: Americas

Color: Pink, then gray

Season: Spring

Texture: Smooth skin, then fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Possum joeys ride on their mother's back, wrapping their tails around hers for safety.

"The possum joey clung to its mother's back as she raided the trash can."

Porcupine (Porcupette)

Mammal

POR-kyoo-pet | /ˈpɔːr.kjuːˈpɛt/

Meaning: A baby porcupine, born with soft quills that harden within hours.

Plural: Porcupettes

Origin: Americas, Africa, Asia

Color: Brown

Season: Spring

Texture: Soft quills

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Porcupettes are born with soft quills coated in a fluid to protect the mother during birth.

"The porcupette stumbled around the enclosure on its short legs."

Q

Quail (Cheep)

Bird

CHEEP | /tʃiːp/

Meaning: A baby quail, able to leave the nest and feed itself immediately.

Plural: Cheeps

Origin: Worldwide

Color: Brown, Striped

Season: Summer

Texture: Fluffy down

Nutrition: Insects, seeds

Uses: Wildlife, game

Fun Fact: Quail cheeps synchronize their hatching so they all leave the nest together.

"The tiny quail cheep ran alongside its parents through the brush."

Quokka (Joey)

Marsupial

JOH-ee | /ˈdʒoʊ.i/

Meaning: A baby quokka, raised in a pouch for six months.

Plural: Joeys

Origin: Australia

Color: Brown

Season: Year-round

Texture: Soft fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Quokka joeys are famous for looking like they are smiling.

"The quokka joey peeked out of the pouch with a happy expression."

R

Rabbit (Bunny/Kitten)

Mammal

KITT-un | /ˈkɪt.ən/

Meaning: A baby rabbit, born blind and hairless in an underground nest.

Plural: Kittens

Origin: Worldwide

Color: Pink, then furred

Season: Year-round

Texture: Soft skin, then fur

Nutrition: Mother's milk

Uses: Companion, wildlife

Fun Fact: Rabbit kittens are often called bunnies, though 'kitten' is the technical term.

"The rabbit kitten hopped out of the burrow for the first time."

Rhino (Calf)

Mammal

KAF | /kæf/

Meaning: A baby rhino, born without a horn.

Plural: Calves

Origin: Africa, Asia

Color: Gray, Brown

Season: Year-round

Texture: Thick, folded skin

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: A rhino calf stays in front of its mother, unlike most other large mammals where the baby follows behind.

"The rhino calf trotted eagerly in front of its mother."

Rat (Pup)

Mammal

PUP | /pʌp/

Meaning: A baby rat, born blind and hairless.

Plural: Pups

Origin: Worldwide

Color: Pink, then various

Season: Year-round

Texture: Smooth skin, then fur

Nutrition: Mother's milk

Uses: Pest, pet, lab

Fun Fact: Rat pups learn to navigate by following scent trails left by their mother.

"The rat pups huddled together in a pile for warmth."

Reindeer (Calf)

Mammal

KAF | /kæf/

Meaning: A baby reindeer, able to run within an hour of birth to escape wolves.

Plural: Calves

Origin: Arctic

Color: Brown

Season: Spring

Texture: Soft fur

Nutrition: Mother's milk

Uses: Wildlife, livestock

Fun Fact: Reindeer calves are born without antlers, which will begin to grow in their first year.

"The reindeer calf bounded across the snowy tundra."

S

Sheep (Lamb)

Mammal

LAM | /læm/

Meaning: A baby sheep, able to stand within minutes of birth.

Plural: Lambs

Origin: Worldwide

Color: White, Black, Brown

Season: Spring

Texture: Wool

Nutrition: Mother's milk

Uses: Livestock

Fun Fact: Lambs play 'king of the hill' on small mounds to practice their balance.

"The lamb skipped joyfully across the green meadow."

Swan (Cygnet)

Bird

SIG-nit | /ˈsɪɡ.nɪt/

Meaning: A baby swan, born with gray down that turns white as it matures.

Plural: Cygnets

Origin: Worldwide

Color: Gray

Season: Summer

Texture: Fluffy down

Nutrition: Aquatic plants, insects

Uses: Wildlife, ornamental

Fun Fact: Cygnets often ride on the backs of their parents to rest and stay safe.

"The cygnet paddled furiously to keep up with its parents."

Seal (Pup)

Mammal

PUP | /pʌp/

Meaning: A baby seal, born on land or ice with a soft, white coat.

Plural: Pups

Origin: Worldwide

Color: White

Season: Spring

Texture: Fluffy white fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Seal pups are abandoned by their mothers after just a few weeks and must learn to swim on their own.

"The seal pup basked on the ice floe, waiting for its mother."

Snake (Snakelet/Hatchling)

Reptile

SNAYK-let | /ˈsneɪk.lɪt/

Meaning: A baby snake, fully independent and venomous (if applicable) from birth.

Plural: Snakelets

Origin: Worldwide

Color: Various

Season: Summer

Texture: Scaly skin

Nutrition: Insects, small rodents

Uses: Wildlife

Fun Fact: Some snakelets are born live, while others hatch from eggs.

"The snakelet slithered into the grass to hide from the sun."

Shark (Pup)

Fish

PUP | /pʌp/

Meaning: A baby shark, born fully formed with a full set of teeth.

Plural: Pups

Origin: Oceans

Color: Various

Season: Varies

Texture: Rough scales

Nutrition: Fish, smaller sharks

Uses: Wildlife

Fun Fact: Some shark pups eat their siblings in the womb to ensure their own survival.

"The shark pup swam away from its mother immediately to avoid being eaten."

Skunk (Kit)

Mammal

KIT | /kɪt/

Meaning: A baby skunk, born blind but capable of spraying musk at a very young age.

Plural: Kits

Origin: Americas

Color: Black and White

Season: Spring

Texture: Soft fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Skunk kits can accurately spray their musk at just 8 days old.

"The skunk kit stamped its feet as a warning before turning its back."

T

Tiger (Cub)

Mammal

KUB | /kʌb/

Meaning: A baby tiger, born blind and relying on its mother completely.

Plural: Cubs

Origin: Asia

Color: Orange with black stripes

Season: Year-round

Texture: Soft fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Tiger cubs have blue eyes that change to yellow or amber as they grow.

"The tiger cub splashed playfully in the river."

Turkey (Poult)

Bird

POHLT | /poʊlt/

Meaning: A baby turkey, able to leave the nest and forage within 24 hours.

Plural: Poults

Origin: North America

Color: Brown, Yellow

Season: Spring

Texture: Fluffy down

Nutrition: Insects, seeds

Uses: Livestock, wildlife

Fun Fact: Poults roost on the ground with their mother until they are old enough to fly into trees.

"The poult scurried under the mother turkey's wings for safety."

Toad (Tadpole)

Amphibian

TAD-pohl | /ˈtæd.poʊl/

Meaning: The aquatic larval stage of a toad.

Plural: Tadpoles

Origin: Worldwide

Color: Black

Season: Spring

Texture: Smooth skin

Nutrition: Algae

Uses: Wildlife

Fun Fact: Toad tadpoles are usually solid black, while frog tadpoles are more olive green.

"The toad tadpoles clustered in the shallow, warm water of the pond."

Turtle (Hatchling)

Reptile

HATCH-ling | /ˈhætʃ.lɪŋ/

Meaning: A baby turtle, digging its way out of a sandy nest to reach the water.

Plural: Hatchlings

Origin: Worldwide

Color: Various

Season: Summer

Texture: Soft shell

Nutrition: Small invertebrates

Uses: Wildlife, pet

Fun Fact: Sea turtle hatchlings use the reflection of the moon on the water to find the ocean.

"The tiny turtle hatchling scrambled frantically toward the sea."

U

Urial (Lamb)

Mammal

LAM | /læm/

Meaning: A baby urial, a wild sheep found in Central Asia.

Plural: Lambs

Origin: Central Asia

Color: Brown

Season: Spring

Texture: Soft wool

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Urial lambs are excellent climbers, able to scale steep rocky cliffs.

"The urial lamb climbed the steep cliff effortlessly."

Umbrellabird (Chick)

Bird

CHIK | /tʃɪk/

Meaning: A baby umbrellabird, raised in the rainforest canopy.

Plural: Chicks

Origin: Central/South America

Color: Black

Season: Spring

Texture: Fluffy down

Nutrition: Fruits, insects

Uses: Wildlife

Fun Fact: Umbrellabird chicks do not develop the distinctive crest on their heads until they are older.

"The umbrellabird chick waited in the nest for its parent to return with fruit."

V

Vulture (Nestling)

Bird

NES-ling | /ˈnɛs.lɪŋ/

Meaning: A baby vulture, fed regurgitated meat by its parents.

Plural: Nestlings

Origin: Worldwide

Color: White, Fluffy

Season: Spring

Texture: Fluffy down

Nutrition: Regurgitated meat

Uses: Wildlife

Fun Fact: Vulture nestlings projectile vomit on predators to defend themselves.

"The vulture nestling waited patiently in the cliffside nest."

Vicuna (Cria)

Mammal

KREE-uh | /ˈkriː.ə/

Meaning: A baby vicuna, able to walk and graze within a day of birth.

Plural: Crias

Origin: South America

Color: Tan, Brown

Season: Summer

Texture: Soft wool

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Vicuna crias are protected by the entire herd from predators like pumas.

"The vicuna cria stayed in the center of the herd for protection."

W

Whale (Calf)

Mammal

KAF | /kæf/

Meaning: A baby whale, born tail-first underwater.

Plural: Calves

Origin: Oceans

Color: Various

Season: Varies

Texture: Smooth skin

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Whale calves can gain up to 200 pounds a day drinking their mother's rich milk.

"The whale calf surfaced beside its mother to take a breath of air."

Wolf (Pup)

Mammal

PUP | /pʌp/

Meaning: A baby wolf, raised by the entire pack.

Plural: Pups

Origin: Worldwide

Color: Brown, Gray

Season: Spring

Texture: Soft fur

Nutrition: Mother's milk, regurgitated meat

Uses: Wildlife

Fun Fact: Wolf pups are cared for by a 'babysitter' pack member while the rest go hunting.

"The wolf pups wrestled outside the den under the watchful eye of an older sibling."

Wombat (Joey)

Marsupial

JOH-ee | /ˈdʒoʊ.i/

Meaning: A baby wombat, carried in a backward-facing pouch.

Plural: Joeys

Origin: Australia

Color: Brown, Gray

Season: Year-round

Texture: Soft fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: A wombat's pouch opens backward so dirt doesn't get in when it digs burrows.

"The wombat joey tumbled out of the burrow to eat some grass."

Walrus (Calf)

Mammal

KAF | /kæf/

Meaning: A baby walrus, able to swim immediately but resting on its mother's back.

Plural: Calves

Origin: Arctic

Color: Gray-Brown

Season: Spring

Texture: Thick, wrinkled skin

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Walrus calves stay with their mothers for up to two years, longer than most mammals.

"The walrus calf rode on its mother's back to rest in the freezing water."

X

X-ray Tetra (Fry)

Fish

FRY | /fraɪ/

Meaning: A baby X-ray tetra, a small transparent fish.

Plural: Fry

Origin: South America

Color: Transparent

Season: Year-round

Texture: Smooth scales

Nutrition: Plankton

Uses: Pet, wildlife

Fun Fact: X-ray tetra fry are almost completely see-through to avoid predators.

"The X-ray tetra fry schooled in the aquarium plants."

Xerus (Pup)

Mammal

PUP | /pʌp/

Meaning: A baby African ground squirrel.

Plural: Pups

Origin: Africa

Color: Brown

Season: Spring

Texture: Soft fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Xerus pups live in burrows and play-fight to establish dominance.

"The xerus pups popped out of their burrow to sunbathe."

Y

Yak (Calf)

Mammal

KAF | /kæf/

Meaning: A baby yak, incredibly hardy in cold mountain environments.

Plural: Calves

Origin: Himalayas

Color: Black, Brown

Season: Spring

Texture: Shaggy fur

Nutrition: Mother's milk

Uses: Beast of burden, livestock

Fun Fact: Yak calves have a thick, shaggy coat that keeps them warm in freezing temperatures.

"The yak calf huddled against its mother to block the cold wind."

Yellow Jacket (Larva)

Insect

LAR-vuh | /ˈlɑːr.və/

Meaning: The grub-like stage of a yellow jacket wasp.

Plural: Larvae

Origin: Worldwide

Color: White, Cream

Season: Summer

Texture: Soft, segmented body

Nutrition: Chewed up insects

Uses: Pest

Fun Fact: Yellow jacket larvae produce a sweet saliva that adults drink as a reward for feeding them.

"The yellow jacket larva hung in its paper cell, waiting to be fed."

Z

Zebra (Foal)

Mammal

FOHL | /foʊl/

Meaning: A baby zebra, born with brown and white stripes that darken with age.

Plural: Foals

Origin: Africa

Color: Brown and White

Season: Year-round

Texture: Short fur

Nutrition: Mother's milk

Uses: Wildlife

Fun Fact: Zebra foals memorize their mother's unique stripe pattern to find her in the herd.

"The zebra foal stayed close to its mother's side during the migration."

Zebu (Calf)

Mammal

KAF | /kæf/

Meaning: A baby zebu, a type of humped cattle.

Plural: Calves

Origin: South Asia

Color: Gray, Brown

Season: Year-round

Texture: Short fur

Nutrition: Mother's milk

Uses: Livestock

Fun Fact: Zebu calves do not have a hump at birth; it develops as they grow.

"The zebu calf nursed from its mother under the hot sun."

Common Baby Animals

Detailed descriptions of the most popular offspring.

These are the baby animals you will see most frequently in American homes, farms, and media. Knowing these is essential for everyday English conversation.

Puppy

A baby dog. Puppies are known for their playful energy, chewing habits, and rapid growth. They are completely dependent on their mother for the first few weeks of life.

Kitten

A baby cat. Kittens are born blind and deaf. They are famous for their curiosity, climbing abilities, and love of playing with string.

Calf

A baby cow. Calves are usually able to stand and walk within an hour of being born. They drink milk and are vital to the agricultural industry.

Foal

A baby horse. Foals have long, gangly legs and can run alongside their mothers within hours of birth to escape predators.

Chick

A baby chicken. Chicks hatch from eggs covered in soft, yellow down. They are a symbol of spring and new life.

Lamb

A baby sheep. Lambs are known for skipping and jumping playfully in pastures. They provide wool and meat.

Bunny

A baby rabbit. Bunnies are born blind and hairless in underground burrows. They grow quickly and are popular pets.

Piglet

A baby pig. Piglets are born in litters and are known for their loud squeals. They are highly intelligent and social animals.

Duckling

A baby duck. Ducklings are able to swim and find their own food almost immediately after hatching. They famously follow their mother in a line.

Fawn

A baby deer. Fawns are born with white spots that help them blend into the dappled forest light. They stay perfectly still to hide from danger.

Baby Mammals

The young of fur-bearing animals.

Mammals are warm-blooded animals that feed their young with milk. Here is a list of 50 baby mammals from around the world.

Puppy (Dog)
Kitten (Cat)
Calf (Cow)
Foal (Horse)
Kid (Goat)
Lamb (Sheep)
Piglet (Pig)
Fawn (Deer)
Cub (Bear)
Cub (Lion)
Cub (Tiger)
Cub (Panda)
Cub (Cheetah)
Cub (Leopard)
Cub (Jaguar)
Calf (Elephant)
Calf (Giraffe)
Calf (Hippo)
Calf (Rhino)
Calf (Buffalo)
Calf (Camel)
Calf (Whale)
Calf (Dolphin)
Calf (Manatee)
Calf (Narwhal)
Calf (Walrus)
Pup (Wolf)
Pup (Coyote)
Pup (Seal)
Pup (Sea Lion)
Pup (Mouse)
Pup (Rat)
Pup (Bat)
Pup (Hamster)
Pup (Guinea Pig)
Pup (Armadillo)
Kit (Fox)
Kit (Beaver)
Kit (Ferret)
Kit (Chinchilla)
Kit (Skunk)
Joey (Kangaroo)
Joey (Koala)
Joey (Possum)
Joey (Wombat)
Cria (Alpaca)
Cria (Llama)
Infant (Monkey)
Infant (Ape)
Porcupette (Porcupine)

Baby Birds

The young of feathered animals.

Baby birds are usually hatched from eggs and cared for in a nest. Their names often change depending on their stage of development.

Chick (Chicken)
Duckling (Duck)
Gosling (Goose)
Cygnet (Swan)
Eaglet (Eagle)
Owlet (Owl)
Squab (Pigeon)
Squab (Dove)
Poult (Turkey)
Peachick (Peacock)
Chick (Flamingo)
Chick (Penguin)
Chick (Ostrich)
Chick (Emu)
Nestling (Jay)
Fledgling (Robin)
Fledgling (Sparrow)
Chick (Nightingale)
Cheep (Quail)
Nestling (Vulture)
Chick (Umbrellabird)
Eyas (Hawk)
Chick (Cardinal)
Chick (Bluebird)
Chick (Finch)
Chick (Crow)
Chick (Raven)
Chick (Parrot)
Chick (Macaw)
Chick (Cockatoo)
Chick (Seagull)
Chick (Pelican)
Chick (Stork)
Chick (Heron)
Chick (Crane)
Chick (Woodpecker)
Chick (Hummingbird)
Chick (Kingfisher)
Chick (Magpie)
Chick (Starling)
Chick (Swallow)
Chick (Wren)
Chick (Canary)
Chick (Pheasant)
Chick (Grouse)
Chick (Ptarmigan)
Chick (Cassowary)
Chick (Rhea)
Chick (Kiwi)
Chick (Albatross)

Baby Reptiles, Amphibians, and Fish

The young of cold-blooded animals.

Cold-blooded animals often lay eggs in water or on land. Their young usually look completely different from the adults and undergo metamorphosis.

Hatchling (Crocodile)
Hatchling (Alligator)
Hatchling (Turtle)
Hatchling (Tortoise)
Snakelet (Snake)
Hatchling (Iguana)
Hatchling (Lizard)
Hatchling (Gecko)
Hatchling (Chameleon)
Hatchling (Python)
Hatchling (Cobra)
Hatchling (Anaconda)
Hatchling (Boa)
Hatchling (Viper)
Hatchling (Monitor)
Tadpole (Frog)
Tadpole (Toad)
Eft (Newt)
Larva (Salamander)
Fry (Fish)
Fingerling (Fish)
Elver (Eel)
Fry (Koi)
Fry (Salmon)
Fry (Trout)
Fry (Tuna)
Fry (Cod)
Fry (Bass)
Fry (Perch)
Fry (Pike)
Fry (Catfish)
Fry (Goldfish)
Fry (Guppy)
Fry (Molly)
Fry (Platy)
Fry (Swordtail)
Fry (Angelfish)
Fry (Discus)
Fry (Betta)
Fry (Tetra)
Fry (Barb)
Fry (Danio)
Fry (Gourami)
Fry (Loach)
Fry (Pleco)
Fry (Oscar)
Fry (Cichlid)
Pup (Shark)
Fry (X-ray Tetra)
Fingerling (Sturgeon)

Baby Insects and Invertebrates

The young of bugs and spineless creatures.

Invertebrates often go through drastic metamorphosis. Their young are usually called larvae or nymphs and look nothing like the adults.

Caterpillar (Butterfly)
Caterpillar (Moth)
Maggot (Fly)
Wriggler (Mosquito)
Nymph (Dragonfly)
Nymph (Grasshopper)
Nymph (Cockroach)
Nymph (Louse)
Larva (Ant)
Larva (Bee)
Larva (Beetle)
Larva (Wasp)
Larva (Yellow Jacket)
Larva (Insect)
Nauplius (Krill)
Ephyra (Jellyfish)
Spat (Oyster)
Larva (Sea Urchin)
Larva (Starfish)
Larva (Crab)
Larva (Lobster)
Larva (Shrimp)
Larva (Barnacle)
Larva (Clam)
Larva (Snail)
Larva (Slug)
Larva (Worm)
Larva (Leech)
Larva (Sponge)
Larva (Coral)
Larva (Sea Anemone)
Larva (Flatworm)
Larva (Tapeworm)
Larva (Roundworm)
Larva (Mussel)
Larva (Scallop)
Larva (Abalone)
Nymph (Aphid)
Nymph (Cicada)
Nymph (Leafhopper)
Nymph (Planthopper)
Nymph (Shield Bug)
Nymph (Assassin Bug)
Nymph (Stink Bug)
Nymph (Water Boatman)
Nymph (Backswimmer)
Nymph (Giant Water Bug)
Nymph (Damselfly)
Nymph (Mayfly)
Nymph (Stonefly)

Baby Animals by Season

When most baby animals are born.

While domestic animals can be born year-round, wild animals usually have specific breeding seasons to ensure their young have the best chance of survival.

Spring

Spring is the most common season for baby animals. Fawns, lambs, chicks, and tadpoles are born as the weather warms and food becomes abundant.

Summer

Summer sees the birth of many insects, reptiles, and birds. Bear cubs and lion cubs are often born in the summer months.

Fall

Fall births are less common, but some animals, like impalas and certain deer species, time their births to coincide with the rainy season.

Winter

Winter is the season for bear cubs, who are born during the mother's hibernation. Seals and walruses also give birth on the ice in winter.

Baby Animals in Pop Culture

How baby animal terms appear in American media and language.

Baby animals are deeply woven into English idioms and pop culture. Understanding these references makes you sound much more like a native speaker.

Mother Hen: An idiom describing someone who is overly protective and fussy, like a chicken protecting her chicks.

Lion's Den: A dangerous situation, referencing the biblical story of Daniel, where entering a den of lions (often with cubs) is highly risky.

Ugly Duckling: A term from a famous fairy tale about a cygnet that looks different from ducklings but grows up to be a beautiful swan.

Eager Beaver: An idiom describing someone who is overly enthusiastic and hardworking, much like a young beaver kit learning to build dams.

Bull in a China Shop: A clumsy person, though the idiom technically refers to an adult, it is often used to describe a playful, clumsy calf as well.

Lamb to the Slaughter: An idiom meaning someone who goes into a dangerous situation innocently and without protest.

Memory Tricks

Easy ways to lock these words into your memory.

Learning 100+ baby animal names can be overwhelming. Use these proven memory techniques to retain the vocabulary faster.

1. Suffix Association: Many baby birds use the suffix '-let' or '-ling'. Eaglet, owlet, duckling, gosling. Group them together to remember them easily.

2. Size Association: Link the baby name to its adult counterpart visually. A 'calf' is a large baby (elephant, cow, whale). A 'pup' is usually a smaller baby (dog, mouse, seal).

3. Etymology Anchors: Understand the origins. 'Cria' comes from Spanish for 'breeding'. 'Joey' is an aboriginal word. Knowing the history makes the word stick.

4. Categorization: Group animals by their young. Memorize the 'Cubs' group (bears, big cats), then the 'Calves' group (cows, whales). It is easier to remember 5 animals in a category than 25 random names.

Fun Baby Animal Facts

50 interesting facts to make you appreciate baby animals.

Baby animals are fascinating! Here are 50 fun facts to share in conversation.

A baby kangaroo (joey) is born the size of a jellybean.

A baby porcupine (porcupette) is born with soft quills that harden within hours.

A baby eel is called an elver.

A baby swan is called a cygnet.

A baby goose is called a gosling.

A baby duck is called a duckling.

A baby hawk is called an eyas.

A baby frog is called a tadpole or pollywog.

A baby fish is called a fry.

A baby bear is called a cub.

A baby lion is called a cub.

A baby tiger is called a cub.

A baby panda is called a cub.

A baby horse is called a foal.

A baby zebra is called a foal.

A baby donkey is called a foal.

A baby cow is called a calf.

A baby elephant is called a calf.

A baby giraffe is called a calf.

A baby hippo is called a calf.

A baby whale is called a calf.

A baby dolphin is called a calf.

A baby manatee is called a calf.

A baby rhino is called a calf.

A baby buffalo is called a calf.

A baby camel is called a calf.

A baby pig is called a piglet.

A baby hedgehog is called a piglet or hoglet.

A baby sheep is called a lamb.

A baby goat is called a kid.

A baby deer is called a fawn.

A baby hare is called a leveret.

A baby rabbit is called a bunny or kitten.

A baby mouse is called a pup or pinkie.

A baby rat is called a pup.

A baby bat is called a pup.

A baby seal is called a pup.

A baby sea lion is called a pup.

A baby walrus is called a calf.

A baby koala is called a joey.

A baby wombat is called a joey.

A baby possum is called a joey.

A baby alpaca is called a cria.

A baby llama is called a cria.

A baby eagle is called an eaglet.

A baby owl is called an owlet.

A baby pigeon is called a squab.

A baby turkey is called a poult.

A baby peacock is called a peachick.

A baby quail is called a cheep.

Everyday Conversation

Real-life American English conversations.

🐶 Visiting the Pet Store

Customer: Hi, do you have any puppies available for adoption?

Clerk: Yes, we have a litter of golden retriever puppies in the back room.

Customer: Oh, how cute! Do you also have kittens?

Clerk: We do. There are three tabby kittens in the enclosure to your left.

🐮 At the Farm

Teacher: Look over here, kids. This is the cow pen.

Student: What is that baby cow called?

Teacher: A baby cow is called a calf. And over there, the baby goats are called kids!

Student: Just like us! Can we pet the piglets too?

🦁 Watching a Nature Documentary

Friend 1: Wow, the lioness is hunting to feed her cubs.

Friend 2: They look so playful. It's hard to believe they'll be apex predators.

Friend 1: Look! Now they're showing a giraffe calf.

Friend 2: It's so tall already. It just dropped six feet from its mother!

🦌 Nature Walk

Hiker 1: Stop walking for a second. Look over by the trees.

Hiker 2: Oh my gosh, a fawn! It's so tiny and spotted.

Hiker 1: Let's be quiet and back away. The mother deer is probably nearby.

Hiker 2: Good idea. We shouldn't disturb wildlife.

🦅 Bird Watching

Birder 1: I see the nest. Can you spot the eaglet?

Birder 2: Yes, its fluffy gray down is sticking out. It's waiting to be fed.

Birder 1: The parents must be out hunting for fish.

Birder 2: Look down at the pond. There are some ducklings following their mother.

👩‍⚕️ Veterinarian Clinic

Vet: How is the new foal doing on the farm?

Owner: He's doing great! He was running around the paddock this morning.

Vet: Glad to hear it. Make sure he gets his vaccinations next month.

Owner: Will do. We also have a baby goat, a little kid, that might need a checkup.

🐬 Aquarium Visit

Visitor: Look at the size of that baby dolphin!

Guide: Yes, that's a calf. He was born just last month.

Visitor: Does he drink milk underwater?

Guide: Yes, the mother squirts milk into his mouth to keep the water out.

🐊 Reptile House

Child: Are those baby crocodiles?

Parent: Yes, they're called hatchlings. They just came out of their eggs.

Child: They're so small compared to the adults!

Parent: They grow fast. Look over there, there's a snakelet in that terrarium too.

🦢 Releasing a Rescued Animal

Volunteer: Today we are releasing these rescued swan cygnets back into the wild.

Reporter: How long have they been in your care?

Volunteer: Since they were goslings. They've grown their adult feathers now.

Reporter: Let's get the camera ready for the release.

🦘 School Project on Marsupials

Student: For my project, I am researching the koala.

Teacher: Great topic. What is the baby stage of a koala called?

Student: It's called a joey, just like a baby kangaroo.

Teacher: Exactly! Make sure you mention how long it stays in the pouch.

📝 Baby Animals Sentences

30 practical example sentences about Baby Animals.

  1. The fluffy yellow chick pecked at the grain on the ground.
  2. The mother duck led her ducklings in a single-file line across the pond.
  3. The puppy wagged its tail furiously when it saw its owner.
  4. The kitten batted at the dangling string with its tiny paws.
  5. The farmer bottle-fed the calf because its mother was sick.
  6. The foal wobbled on its long, gangly legs as it tried to run.
  7. The bear cubs wrestled playfully in the river while their mother fished.
  8. The lion cub tried to roar, but only a tiny squeak came out.
  9. The deer fawn stayed perfectly still in the tall grass to hide from predators.
  10. The piglet squealed with delight when it found a pile of mud.
  11. The lamb skipped joyfully across the green meadow.
  12. The goat kid jumped onto a high rock to survey its surroundings.
  13. The eagle eaglet stretched its wings, preparing for its first flight.
  14. The owl owlet peeked out of the hollow tree trunk at the daytime world.
  15. The elephant calf held its mother's tail with its trunk to stay safe in the herd.
  16. The giraffe calf wobbled on its long legs as it tried to nurse.
  17. The kangaroo joey poked its head out of the pouch to look around.
  18. The koala joey clung to its mother's back as she climbed the eucalyptus tree.
  19. The seal pup basked on the ice floe, waiting for its mother.
  20. The penguin chick begged for food by tapping on its parent's beak.
  21. The tadpole wriggled its tiny tail as it searched for algae to eat.
  22. The tiny turtle hatchling scrambled frantically toward the sea.
  23. The crocodile hatchling was carried to the river in its mother's jaws.
  24. The fox kit pounced clumsily on a moving leaf.
  25. The wolf pups wrestled outside the den under the watchful eye of an older sibling.
  26. The swan cygnet paddled furiously to keep up with its parents.
  27. The butterfly caterpillar munched on the milkweed leaf all afternoon.
  28. The baby shark pup swam away from its mother immediately to avoid being eaten.
  29. The flamingo chick's beak started to curve downward as it grew older.
  30. The porcupette stumbled around the enclosure on its short legs.

❌ Common Mistakes

Avoid these frequent English learner errors.

I saw two deers and a fawn in the woods.

✓ I saw two deer and a fawn in the woods.

Explanation: The word 'deer' is an irregular noun that remains the same in both singular and plural forms.

Tip: One deer, two deer. Never 'deers'.

She bought a puppy and a kitties from the store.

✓ She bought a puppy and a kitten from the store.

Explanation: Use the singular 'kitten' when referring to one baby cat. 'Kitties' is informal and plural.

Tip: Singular: kitten. Plural: kittens.

The duckling are swimming in the pond.

✓ The duckling is swimming in the pond.

Explanation: 'Duckling' is a singular noun and requires the singular verb 'is'.

Tip: The duckling is. The ducklings are.

A baby cow is called a calf, but a baby horse is called a foals.

✓ A baby cow is called a calf, but a baby horse is called a foal.

Explanation: When making a general statement about one baby animal, use the singular form.

Tip: Use 'foal' for one, 'foals' for many.

He saw an fawn hiding in the bushes.

✓ He saw a fawn hiding in the bushes.

Explanation: Use the article 'a' before words that start with a consonant sound. 'Fawn' starts with an 'f' sound.

Tip: A fawn, a frog. An elephant, an eaglet.

The cub's are playing with their mother.

✓ The cubs are playing with their mother.

Explanation: Do not use an apostrophe to make a noun plural. The apostrophe is only for possession.

Tip: The cubs are playing. The cub's toy is red.

The joey is in the pouch of the kangaroo's.

✓ The joey is in the pouch of the kangaroo.

Explanation: Do not add 's to the end of an animal name unless it owns something.

Tip: The kangaroo's pouch. The joey of the kangaroo.

A group of puppy is called a litter.

✓ A group of puppies is called a litter.

Explanation: When talking about a group, you must use the plural form 'puppies'.

Tip: A group of puppies, not a group of puppy.

The tadpole turned to a frog in a few weeks.

✓ The tadpole turned into a frog in a few weeks.

Explanation: When describing a transformation, use the preposition 'into' rather than 'to'.

Tip: Turn into, change into.

She has three sheep and five sheeps on her farm.

✓ She has three sheep and five lambs on her farm.

Explanation: First, 'sheep' is irregular and has no plural 's'. Second, if she has 5 babies, they are 'lambs', not 'sheeps'.

Tip: One sheep, two sheep. Baby sheep are lambs.

🎮 Mini Quiz

Test your knowledge with these interactive questions.

Score: 0
Streak: 0
Question: 1/20

Loading...

Frequently Asked Questions

Quick answers to common questions.

What is a baby kangaroo called?

A baby kangaroo is called a joey. Joeys are born the size of a jellybean and crawl into their mother's pouch to develop for several months.

Why are baby insects called larvae?

'Larva' is the scientific term for the active, immature stage of an insect that undergoes complete metamorphosis. It looks completely different from the adult form, like a caterpillar turning into a butterfly.

What is the difference between a cub and a pup?

These terms are used for different animals. 'Cub' is typically used for baby bears, big cats (lions, tigers), and pandas. 'Pup' is used for baby dogs, wolves, seals, and rodents like mice and bats.

Why are some baby animals called calves?

The term 'calf' is generally used for the young of large mammals, particularly hoofed animals (cows, giraffes, hippos) and marine mammals (whales, dolphins, manatees).

What is a baby eagle called?

A baby eagle is called an eaglet. They are born with fluffy gray down and grow their flight feathers over several weeks before leaving the nest.

What is a fry?

A 'fry' is a baby fish. It refers to the stage after the fish has hatched and used up its yolk sac, but before it becomes a juvenile.

Why do baby birds have different names like chick, nestling, and fledgling?

These terms describe different stages of development. A 'chick' is a newly hatched bird. A 'nestling' is a baby bird too young to leave the nest. A 'fledgling' has grown its feathers and is learning to fly.

What is a squab?

A squab is a baby pigeon or dove. They are fed 'crop milk' by both parents and stay in the nest for much longer than many other baby birds.

What do you call a baby insect that looks like a small adult?

This is called a 'nymph'. Nymphs go through incomplete metamorphosis, meaning they don't have a pupal stage (like a cocoon). They simply molt their skin until they look like adults. Examples include grasshoppers and dragonflies.

What is a litter?

A litter is a group of baby animals born at the same time to the same mother. This term is commonly used for dogs, cats, and pigs.