Domestic cats sleep an average of 12 to 16 hours a day.

Some insects undergo complete metamorphosis from larva to adult.

Fact #440 · Animals

Penguins can drink salt water because of specialized glands.

Fact #362 · Animals

Certain species of fish build bubble nests.

Fact #511 · Animals

Some birds cache food for later consumption.

Fact #461 · Animals

Some frogs can change color depending on temperature or mood.

Fact #548 · Animals

A camel can drink large amounts of water in a short time.

Fact #458 · Animals

Some species of turtles can breathe through their cloaca underwater.

Fact #365 · Animals

Male seahorses carry and give birth to their young.

Fact #359 · Animals