Animal body lengths range from 8.5 μm (0.00033 in) to 33.6 m (110 ft). They have complex ecologies and interactions with each other and their environments, forming intricate food webs.

From Aardvark to Zorse we are building the most comprehensive body of animal knowledge for you, for FREE. Click to discover a new animal today.

Copyright © 1996-2015 National Geographic Society Copyright © 2015-2026 National Geographic Partners, LLC. All rights reserved

May 26, 2023 · An animal is a complex, multicellular organism that belongs to the biological kingdom Animalia – the animal kingdom. Animals range from relatively simple organisms such as sponges …

Jan 23, 2026 · animal, (kingdom Animalia), any of a group of multicellular eukaryotic organisms (i.e., as distinct from bacteria, their deoxyribonucleic acid, or DNA, is contained in a membrane-bound nucleus).

A complete database of animal facts and information - including Galapagos wildlife, Rainforest animals, marine life, pets, endangered species and much more!

Welcome to Animalia, an online animal encyclopedia where you can learn about all your favourite animals, and even some you may have never heard of.

Dec 31, 2024 · Explore the animal kingdom with detailed scientific guides, species characteristics, behaviors, habitats, and interactive resources for comprehensive learning and discovery

Explore the exciting animal kingdom to know about different species of mammals, insects, amphibians and reptiles. Resource includes a great selection of pictures, facts, news, general information and …

Feb 1, 2026 · Animals in the news. Dogs, elephants, horses and kangaroos. Read the latest research involving animals of every sort and description.