Hummingbirds have the highest metabolism of any warm-blooded animal and must eat every 10–15 minutes.

A cuttlefish can camouflage almost instantly.

Fact #383 · Animals

Many birds use Earth's magnetic field for navigation.

Fact #388 · Animals

Certain octopus species are known for their intelligence.

Fact #495 · Animals

A hawk has sharp vision adapted for hunting.

Fact #496 · Animals

Some snakes shed their skin multiple times a year.

Fact #485 · Animals

A polar bear's fur is actually transparent.

Fact #391 · Animals

Some amphibians undergo dramatic transformations during metamorphosis.

Fact #493 · Animals

Certain frogs can glide from tree to tree.

Fact #394 · Animals