Some sharks can reproduce without a mate in rare cases.

The mantis shrimp has some of the most complex eyes in the animal kingdom.

Fact #442 · Animals

Certain insects can enter a dormant state called diapause.

Fact #399 · Animals

Some animals use echolocation to navigate in darkness.

Fact #278 · Animals

Certain species of octopus are known to use coconut shells as shelter.

Fact #410 · Animals

Some birds cache food for later consumption.

Fact #461 · Animals

Penguins can drink salt water because of specialized glands.

Fact #362 · Animals

Certain reptiles regulate body temperature through basking.

Fact #527 · Animals

A cheetah is built for speed with a lightweight body.

Fact #470 · Animals