Dogs can be trained to perform complex tasks.

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

Fact #406 · Animals

An albatross can glide for hours without flapping its wings.

Fact #539 · Animals

Certain fish change sex during their lifetime.

Fact #503 · Animals

A lion’s mane can signal strength and health.

Fact #460 · Animals

Certain frogs use bright colors to warn predators.

Fact #438 · Animals

Certain birds use thermal air currents to glide efficiently.

Fact #499 · Animals

Some species of octopus can change both color and texture.

Fact #343 · Animals

Certain species of fish build bubble nests.

Fact #511 · Animals