Some parasitic wasps can turn caterpillars into bodyguards that protect the wasp's cocoons.

Some species of turtles can breathe through their cloaca underwater.

Fact #365 · Animals

A dolphin’s brain is relatively large compared to its body size.

Fact #456 · Animals

A cuttlefish can rapidly change both color and pattern.

Fact #472 · Animals

The Arctic fox changes fur color with the seasons.

Fact #373 · Animals

Polar bears have black skin beneath their white fur.

Fact #26 · Animals

A wolf can travel dozens of miles in a single day.

Fact #545 · Animals

A koala sleeps for many hours each day.

Fact #490 · Animals

Some frogs carry their tadpoles on their backs.

Fact #354 · Animals