The whale louse reproduces only on its host — transferred from mother to calf at birth.

A group of flamingos is called a flamboyance.

Fact #10 · Animals

Some birds cache food for later consumption.

Fact #461 · Animals

A tarantula can survive for weeks without food.

Fact #353 · Animals

Some spiders use vibrations to detect trapped prey.

Fact #455 · Animals

A polar bear's fur is actually transparent.

Fact #391 · Animals

Dragonflies can fly in all directions, including backward.

Fact #352 · Animals

Some sharks can reproduce without a mate in rare cases.

Fact #544 · Animals

A cheetah can accelerate from 0 to 60 mph in a few seconds.

Fact #363 · Animals