FaunaHub
Wildlife & Nature

Animal Encyclopedia

Structured profiles covering habitat, diet, behavior, ecology, and human interaction for mammals, birds, reptiles, marine animals, and insects.

Browse by Animal Group

Select a category to explore species within that group.

Mammals

Lions, wolves, elephants, bears — detailed profiles of land-dwelling mammals.

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Birds

Eagles, owls, penguins — wild bird species profiles, habitats, and behavior.

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Reptiles & Amphibians

Crocodilians, lizards, snakes, turtles, frogs, and salamanders.

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Marine Animals

Sharks, dolphins, whales — ocean life from surface to deep sea.

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Fish

Bettas, goldfish, tetras, clownfish, salmon — aquarium and ocean fish.

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Insects & Invertebrates

Bees, butterflies, ants, spiders — the most diverse animals on Earth.

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All Animal Profiles

Browse the full set of detailed animal profiles, grouped by category.

Mammals

Adult African lion (Panthera leo) resting in golden grassland.

Lion

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Adult female Bengal tiger (Panthera tigris) walking through dry grassland.

Tiger

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Persian leopard (Panthera pardus tulliana) resting on a rocky outcrop.

Leopard

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Male jaguar (Panthera onca palustris) on the bank of the Three Brothers River, Pantanal, Brazil.

Jaguar

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Adult cheetah (Acinonyx jubatus) standing in dry grassland in Kruger National Park.

Cheetah

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Gray wolf (Canis lupus) resting and facing the camera.

Wolf

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Adult red fox (Vulpes vulpes) standing on a grassy slope in Ireland.

Fox

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Grizzly bear (Ursus arctos horribilis) hunting salmon in a shallow river.

Bear

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Giant panda (Ailuropoda melanoleuca) sitting and feeding on bamboo.

Panda

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African bush elephant (Loxodonta africana) standing on dry savanna near Lake Ndutu, Tanzania.

Elephant

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South African giraffe (Giraffa camelopardalis giraffa) standing in dry savanna in Kruger National Park.

Giraffe

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Line of plains zebras (Equus quagga) crossing open grassland in single file.

Zebra

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Mountain gorilla (Gorilla beringei beringei) in Bwindi Impenetrable National Park, Uganda.

Gorilla

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Adult chimpanzee (Pan troglodytes) sitting in a wild forest setting.

Chimpanzee

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Forester kangaroo (Macropus giganteus tasmaniensis) standing alert in the Esk Valley, Tasmania.

Kangaroo

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Adult koala (Phascolarctos cinereus) wedged in the fork of a eucalyptus tree.

Koala

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Adult domestic horse (Equus caballus) standing in a fenced paddock.

Horse

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European rabbit (Oryctolagus cuniculus) on grass at Heligan, Cornwall.

Rabbit

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Adult guinea pig (Cavia porcellus) on a wooden surface.

Guinea Pig

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Syrian (golden) hamster (Mesocricetus auratus) close-up portrait.

Hamster

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White-tailed deer (Odocoileus virginianus) standing alert in winter undergrowth.

Deer

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Adult common raccoon (Procyon lotor) on a fallen log.

Raccoon

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Sea otters (Enhydra lutris) floating in Glacier Bay National Park, Alaska.

Otter

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Black-and-white Holstein dairy cattle grazing in a green Iowa pasture.

Cow

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A brown-and-white domestic goat standing outdoors on Isla Margarita.

Goat

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A flock of domestic sheep grazing in a misty field at sunrise.

Sheep

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A pink domestic pig standing outdoors on bare ground.

Pig

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A bull moose with large antlers standing in vegetation.

Moose

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A Eurasian lynx with tufted ears resting on rock.

Lynx

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A European badger with its distinctive black-and-white striped face.

Badger

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A North American beaver sitting at the water's edge.

Beaver

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A European hedgehog with brown spines on grass.

Hedgehog

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A grey-headed flying fox hanging from a branch with wings folded.

Bat

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A red panda (Ailurus fulgens) with reddish-brown fur perched on a branch.

Red Panda

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A brown-throated three-toed sloth (Bradypus variegatus) hanging in a tree.

Sloth

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A nine-banded armadillo (Dasypus novemcinctus) foraging, showing its bony armour.

Armadillo

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A North American porcupine (Erethizon dorsatum) covered in quills.

Porcupine

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A meerkat (Suricata suricatta) standing upright on alert.

Meerkat

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A common wombat (Vombatus ursinus), a stocky burrowing marsupial.

Wombat

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A platypus (Ornithorhynchus anatinus) swimming, showing its bill and webbed feet.

Platypus

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A ring-tailed lemur (Lemur catta) with its distinctive black-and-white ringed tail.

Lemur

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A South American tapir (Tapirus terrestris) with its short prehensile snout.

Tapir

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A spotted hyena (Crocuta crocuta) standing on the savanna.

Hyena

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Birds

Adult bald eagle (Haliaeetus leucocephalus) perched against a clear background.

Eagle

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Great horned owl (Bubo virginianus) perched on a tree branch.

Owl

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Emperor penguin (Aptenodytes forsteri) leaping out of icy Antarctic water onto pack ice.

Penguin

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Scarlet macaw (Ara macao cyanopterus) head close-up at Copán, Honduras.

Parrot

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Adult peregrine falcon (Falco peregrinus) at a cliff nest with four chicks.

Falcon

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A male mallard duck with iridescent green head floating on water.

Duck

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A greylag goose standing on grass, showing its orange bill and grey plumage.

Goose

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A European robin (Erithacus rubecula) with an orange-red breast and cocked head.

Robin

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A male house sparrow (Passer domesticus) with a grey crown and black bib.

Sparrow

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An American crow (Corvus brachyrhynchos) with all-black glossy plumage.

Crow

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A common raven (Corvus corax) showing a heavy bill and shaggy throat feathers.

Raven

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A rock dove (Columba livia), the wild ancestor of the feral pigeon, with grey plumage and iridescent neck.

Pigeon

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A mute swan (Cygnus olor) with an orange bill and black facial knob.

Swan

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Greater flamingos (Phoenicopterus roseus) standing in shallow water, showing pink plumage.

Flamingo

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A male Indian peafowl (peacock) displaying its fanned train of eyespot feathers.

Peacock

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A toco toucan (Ramphastos toco) with a large orange bill, perched on a branch.

Toucan

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A male Anna's hummingbird (Calypte anna) with an iridescent pink-red head.

Hummingbird

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A great spotted woodpecker (Dendrocopos major) clinging to a tree, with black-white-and-red plumage.

Woodpecker

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A red-tailed hawk (Buteo jamaicensis) perched, showing a hooked bill and barred plumage.

Hawk

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A turkey vulture (Cathartes aura) soaring with broad wings held in a shallow V.

Vulture

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A brown pelican (Pelecanus occidentalis) with a large throat pouch, resting near water.

Pelican

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A white stork (Ciconia ciconia) with white plumage, black flight feathers, and a long red bill.

Stork

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Reptiles & Amphibians

Close-up of a Nile crocodile (Crocodylus niloticus) showing the V-shaped snout and visible upper teeth.

Crocodile

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American alligator (Alligator mississippiensis) head close-up showing the broad U-shaped snout.

Alligator

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Corn snake (Pantherophis guttatus) on sandy ground at Sapelo Island, Georgia.

Snake

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Eastern box turtle (Terrapene carolina carolina) on leaf litter.

Turtle

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Red-eyed tree frog (Agalychnis callidryas) on a green leaf at night.

Frog

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A panther chameleon (Furcifer pardalis) gripping a branch, showing vivid colours.

Chameleon

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A green iguana (Iguana iguana) basking, showing its crest and dewlap.

Iguana

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A Komodo dragon (Varanus komodoensis) walking on dry ground.

Komodo Dragon

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A leopard gecko (Eublepharis macularius) with spotted yellow-and-white skin.

Gecko

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A male smooth newt (Lissotriton vulgaris) in water, showing a crest in breeding condition.

Newt

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A fire salamander (Salamandra salamandra) with black skin and bright yellow markings.

Salamander

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A common toad (Bufo bufo) with warty brown skin on the ground.

Toad

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A spectacled caiman (Caiman crocodilus) at the water's edge.

Caiman

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A Nile monitor (Varanus niloticus), a large lizard with a long forked tongue.

Monitor Lizard

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A green anaconda (Eunectes murinus), a heavy-bodied snake, partly in water.

Anaconda

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Marine Animals

Common bottlenose dolphin (Tursiops truncatus) surfacing in clear water.

Dolphin

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Blacktip reef shark (Carcharhinus melanopterus) swimming in shallow coral reef water.

Shark

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Harbor seal (Phoca vitulina) hauled out on rocks in Puget Sound, Washington.

Seal

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Humpback whale (Megaptera novaeangliae) breaching out of the ocean with a large splash.

Whale

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Common octopus (Octopus vulgaris) in shallow water at the Arrábida Natural Park, Portugal.

Octopus

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A Caribbean reef squid hovering in clear blue water.

Squid

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A brightly coloured Sally lightfoot crab on dark coastal rock.

Crab

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An American lobster on the seabed, showing large claws.

Lobster

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A translucent moon jellyfish drifting in dark water.

Jellyfish

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A green sea turtle basking on a black-sand Hawaiian beach.

Sea Turtle

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A common starfish with five orange arms on the seabed.

Starfish

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Fish

A male Siamese fighting fish (Betta splendens) with long flowing red-and-blue fins.

Betta Fish

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A common orange goldfish (Carassius auratus) swimming in an aquarium.

Goldfish

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A male guppy (Poecilia reticulata) with a colourful patterned tail.

Guppy

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A freshwater angelfish (Pterophyllum scalare) with tall triangular fins.

Angelfish

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A neon tetra (Paracheirodon innesi) with a bright blue-and-red stripe.

Tetra

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Colourful koi carp swimming in a garden pond.

Koi

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A common carp (Cyprinus carpio), mirror variety, held above water.

Carp

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A channel catfish (Ictalurus punctatus) with long barbels near the mouth.

Catfish

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An orange-and-white clown anemonefish (Amphiprion ocellaris) among sea anemone tentacles.

Clownfish

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A sockeye salmon (Oncorhynchus nerka) swimming.

Salmon

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A yellowfin tuna (Thunnus albacares) swimming in open water.

Tuna

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A short-snouted seahorse (Hippocampus hippocampus) gripping a fan worm.

Seahorse

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A pelagic stingray (Pteroplatytrygon violacea) gliding through open blue water.

Ray

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A green moray eel (Gymnothorax funebris) peering out from a wreck.

Eel

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A white-spotted puffer (Arothron hispidus) swimming over a reef.

Pufferfish

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Insects & Invertebrates

A western honey bee collecting nectar from a yellow rapeseed flower.

Bee

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Several monarch butterflies with orange-and-black wings clustered together.

Butterfly

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Several red wood ants cooperating to carry prey across the ground.

Ant

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A European garden spider sitting at the centre of its orb web.

Spider

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A bright red scarlet skimmer dragonfly perched on a stem.

Dragonfly

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A seven-spot ladybird with red wing cases and black spots on a leaf.

Ladybug

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A green European mantis in a typical upright 'praying' posture.

Praying Mantis

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About This Encyclopedia

The FaunaHub Animal Encyclopedia aims to provide structured, educational profiles for wild animal species. Each profile covers classification, natural habitat, dietary habits, behavior patterns, relationship with humans, and conservation context where known.

Conservation status information is based on IUCN Red List designations where available. Where exact status is uncertain or pending review, this is clearly noted. We do not invent or estimate scientific data.