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.

Oct 12, 2025 · What is an animal? Animals are multicellular eukaryotes whose cells are bound together by collagen. Animals dominate human conceptions of life on Earth because of their size, diversity, …

The world’s largest & most trusted collection of animal facts, pictures and more! Discover more than 1,000 new animals today!

Copyright © 1996-2015 National Geographic Society Copyright © 2015-2025 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 …

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.

Each of our animal facts pages covers a range of topics about that animal, including their diet, habitat, breeding patterns, their physical characteristics, unique personality traits and behaviors and much …

animal stresses the physical as distinguished from the rational nature of a person.

All animals are members of the Kingdom Animalia, also called Metazoa. This Kingdom does not contain prokaryotes (Kingdom Monera, includes bacteria, blue-green algae) or protists (Kingdom Protista, …

Mar 24, 2025 · Below you’ll discover the complete list of animal names our researchers have written about so far. With thousands more domesticated and wild animal lists planned, our goal is to become …