Cats can make over 100 different vocal sounds, while dogs make about 10.

A crocodile’s teeth are replaced throughout its lifetime.

Fact #532 · Animals

Some species of bats use echolocation to hunt in darkness.

Fact #390 · Animals

Some amphibians undergo dramatic transformations during metamorphosis.

Fact #493 · Animals

A sea lion can hold its breath for several minutes underwater.

Fact #400 · Animals

A walrus uses its tusks to haul itself onto ice.

Fact #536 · Animals

Some birds cache food for later consumption.

Fact #461 · Animals

Certain ants build floating rafts during floods.

Fact #387 · Animals

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

Fact #348 · Animals