Gorillas can catch human colds and other illnesses — researchers must wear masks around them.

A cuttlefish can camouflage almost instantly.

Fact #383 · Animals

A chimpanzee can use tools to solve problems.

Fact #508 · Animals

Octopuses can solve simple puzzles and open jars.

Fact #31 · Animals

Some ants cultivate fungus as a food source.

Fact #521 · Animals

A toucan’s beak is lightweight despite its size.

Fact #526 · Animals

Certain insects can mimic leaves to avoid predators.

Fact #463 · Animals

Some birds cache food for later consumption.

Fact #461 · Animals

Polar bears have black skin beneath their white fur.

Fact #26 · Animals