Some mammals hibernate to conserve energy during winter.

A hawk has sharp vision adapted for hunting.

Fact #496 · Animals

Some marine mammals communicate through clicks and whistles.

Fact #525 · Animals

Some species of jellyfish can shrink and regrow their bodies.

Fact #428 · Animals

The Earth's surface is constantly reshaped by natural forces.

Fact #224 · Animals

Some spiders use vibrations to detect trapped prey.

Fact #455 · Animals

A tarantula can survive for weeks without food.

Fact #353 · Animals

Certain fish can survive in oxygen-poor water.

Fact #453 · Animals

The Earth's oceans contain over 200,000 identified species.

Fact #180 · Animals