A chimpanzee can use tools to solve problems.

The platypus is one of the few mammals that lay eggs.

Fact #382 · Animals

Some species of spiders can survive underwater for short periods.

Fact #414 · Animals

Some fish use tools to crack open shellfish.

Fact #405 · Animals

Some snakes shed their skin multiple times a year.

Fact #485 · Animals

Owls can rotate their heads up to about 270 degrees.

Fact #38 · Animals

Whales are mammals and must breathe air.

Fact #265 · Animals

A wolf pack operates with coordinated social behavior.

Fact #488 · Animals

Some birds can sleep while flying.

Fact #332 · Animals