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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.

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Apr 15, 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).

This A-Z directory covers 630+ animal species found around the world — from household pets to the planet’s most dangerous predators. Each guide covers habitat, diet, behaviour, breeding patterns, …

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 8, 2025 · There is something amazing about being outside and seeing how many different animals, insects, birds, fish, and more are actually present in our world. The living wild species that exist …

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 …

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

Although scientifically humans are animals, in everyday usage, animal often refers to any member of the animal kingdom that is not a human being, and sometimes excludes insects (although including such …