CreatureData · a catalogue of the animal kingdom

Every animal on Earth, properly filed.

Look up any animal by its common or scientific name. Every fact carries its source, and anything unknown is marked as not recorded.

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Species filed
64
Higher taxa
183
Threatened (VU, EN, CR)
25
With a free photo
64
Open data sources
5

Development sample. Counts cover the species loaded so far, not all animals. About the data

Animal of the day

Peregrine falcon (Falco peregrinus)

11 November 2026

Peregrine falcon

Falco peregrinus

LCLeast Concern

The peregrine falcon (Falco peregrinus) is a species in the family Falconidae, order Falconiformes. It has been recorded in 229 countries, most often in United States, Sweden and Canada. Its IUCN Red List status is Least Concern.

Open the full record

Photo: Georges Lignier · CC BY-SA 3.0

Browse by group

The groups people actually search for, each defined by its place in the classification rather than a hand-picked list.

  1. Mammals

    big cats, primates, bears, whales and dolphins, bats, rodents, marsupials

    20 species
  2. Birds

    birds of prey, owls, parrots, penguins, waterfowl, songbirds

    12 species
  3. Reptiles

    snakes, lizards, turtles and tortoises, crocodilians

    6 species
  4. Amphibians

    frogs and toads, salamanders

    4 species
  5. Fish

    sharks and rays, bony fish

    6 species
  6. Insects

    butterflies and moths, beetles, bees, wasps and ants, dragonflies

    5 species
  7. Arachnids

    spiders, scorpions

    2 species
  8. Crustaceans

    crabs and lobsters

    2 species
  9. Molluscs

    octopus and squid, snails and slugs

    3 species
  10. Other invertebrates

    jellyfish and corals, echinoderms, worms

    4 species

Things to do

Ways into the database beyond looking something up.

Identify

What did I see?

Say where you were and roughly how big it was, and get a shortlist.

Places

Animals by country

A world map of what has been recorded where, with a tick-off checklist for each country.

Compare

Leopard vs jaguar

Put any two animals side by side: size, status, classification and range.

Measure

Size comparison

Line up as many as six animals and see length and weight to one scale.

Explore

Tree of life

Open the animal kingdom branch by branch, from phylum down to species.

Listen

Animal sounds

Freely licensed recordings of calls, songs and roars.

Play

Quizzes

Which is heavier? Name the animal. Whose call is this?

Rankings

Lists

Heaviest, lightest and most widespread, each with its method.

Reference

Glossary

What the terms mean, from genus to Critically Endangered.

Ranked by popularity score from the data pipeline.

LC, Least Concern
Mallard (Anas platyrhynchos)

Mallard

Anas platyrhynchos

Anatidae

LC, Least Concern
Red fox (Vulpes vulpes)

Red fox

Vulpes vulpes

Canidae

LC, Least Concern
Bald eagle (Haliaeetus leucocephalus)

Bald eagle

Haliaeetus leucocephalus

Accipitridae

VU, Vulnerable
Lion (Panthera leo)

Lion

Panthera leo

Felidae

VU, Vulnerable
Koala (Phascolarctos cinereus)

Koala

Phascolarctos cinereus

Phascolarctidae

NT, Near Threatened
Jaguar (Panthera onca)

Jaguar

Panthera onca

Felidae

EN, Endangered
Tiger (Panthera tigris)

Tiger

Panthera tigris

Felidae

Browse all 64 species