Some birds sing complex songs to mark territory.

Some birds use tools to obtain food.

Fact #294 · Animals

A koala sleeps for many hours each day.

Fact #490 · Animals

Some birds can sleep while flying.

Fact #332 · Animals

Some marine mammals communicate through clicks and whistles.

Fact #525 · Animals

A group of flamingos is called a flamboyance.

Fact #10 · Animals

A puffin can carry multiple fish in its beak at once.

Fact #567 · Animals

A tarantula can survive for weeks without food.

Fact #353 · Animals

Owls can rotate their heads up to about 270 degrees.

Fact #38 · Animals