Some species of ant keep 'slave' ants of other species — raiding nests to steal pupae.

Some mammals, like bats, use echolocation.

Fact #465 · Animals

Some insects can lift many times their body weight.

Fact #213 · Animals

A blue whale's tongue can weigh as much as an elephant.

Fact #443 · Animals

Narwhals are known for their long spiral tusks.

Fact #376 · Animals

Some reptiles can survive long periods without food.

Fact #501 · Animals

Certain owls hunt silently because of specialized feather structures.

Fact #542 · Animals

Dolphins use echolocation to navigate and hunt underwater.

Fact #12 · Animals

An albatross can glide for hours without flapping its wings.

Fact #539 · Animals