Some species of fish recognize their reflection in mirrors — a test usually associated with higher cognition.

Elephants have one of the longest gestation periods of any land animal.

Fact #386 · Animals

A moose has long legs adapted for walking in snow.

Fact #518 · Animals

Many species of beetles have hardened wing covers called elytra.

Fact #457 · Animals

A toucan’s beak is lightweight despite its size.

Fact #526 · Animals

Some insects undergo complete metamorphosis.

Fact #289 · Animals

Some sharks can sense a drop of blood from far away.

Fact #348 · Animals

A tarantula can survive for weeks without food.

Fact #353 · Animals

An ostrich's eye is larger than its brain.

Fact #349 · Animals