The mata mata turtle is so well camouflaged as a leaf that fish swim into its mouth.

Some mammals hibernate during winter.

Fact #303 · Animals

A crocodile can replace its teeth multiple times in its life.

Fact #406 · Animals

A giraffe's neck contains the same number of vertebrae as a human's.

Fact #398 · Animals

Polar bears have black skin beneath their white fur.

Fact #26 · Animals

Some species of birds form lifelong pair bonds.

Fact #537 · Animals

Certain frogs use loud calls to attract mates.

Fact #459 · Animals

Some reptiles can live for over a century.

Fact #319 · Animals

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

Fact #458 · Animals