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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.

Mar 28, 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).

Explore the animal kingdom through pictures, videos, facts, and more from our animal profiles on fish, birds, reptiles, mammals, amphibians, and invertebrates.

Animals A to Z index of animal facts, animal information and animal photos for quick facts on over 100 species of animals

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.

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 …

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 …

This page includes all animals we plan to cover on Fact Animal. As we publish new content, each of these animal types will be hyperlinked to their dedicated fact pages.

The common animals most people know are only about 3% of the animal kingdom. When biologists look at animals, they find things that certain animals have in common.