Humpback whales create complex songs that can last up to 20 minutes and be heard hundreds of miles away.

Some mammals, like bats, use echolocation.

Fact #465 · Animals

An adult giraffe can clean its ears with its tongue.

Fact #248 · Animals

Certain birds use thermal air currents to glide efficiently.

Fact #499 · Animals

Some species of jellyfish can shrink and regrow their bodies.

Fact #428 · Animals

A sea lion can hold its breath for several minutes underwater.

Fact #400 · Animals

A grizzly bear can run surprisingly fast over short distances.

Fact #492 · Animals

Certain frogs use loud calls to attract mates.

Fact #459 · Animals

Certain frogs can inflate themselves to appear larger to predators.

Fact #377 · Animals