Some mammals, like bats, use echolocation.

Certain birds use thermal air currents to glide efficiently.

Fact #499 · Animals

Bats are the only mammals capable of sustained flight.

Fact #58 · Animals

A porcupine raises quills as a defense mechanism.

Fact #524 · Animals

Some birds sing complex songs to mark territory.

Fact #517 · Animals

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

Fact #348 · Animals

Some spiders use vibrations to detect trapped prey.

Fact #455 · Animals

A king cobra can raise a third of its body off the ground.

Fact #421 · Animals

A lion’s mane can signal strength and health.

Fact #460 · Animals