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.

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

Oct 12, 2025 · 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 …

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 …

Learn about some of nature’s most incredible species through recent discoveries and groundbreaking studies on animal habitats, behaviors, and unique adaptations.

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.

The Smithsonian's National Zoo is home to more than 2,200 animals representing almost 400 different species. Learn more about animals, exhibits, conservation and education at the Zoo!

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

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

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 …