Crows in Japan drop nuts on crosswalks for cars to crack, then collect them on red lights.

Certain birds can recognize themselves in mirrors.

Fact #404 · Animals

Some sharks detect electrical signals from other animals.

Fact #128 · Animals

Some insects undergo complete metamorphosis from larva to adult.

Fact #440 · Animals

Some species of sharks must keep moving to breathe.

Fact #284 · Animals

A parrot can mimic human speech sounds.

Fact #429 · Animals

A tarantula can shed its exoskeleton as it grows.

Fact #563 · Animals

A zebra’s stripes may help confuse predators.

Fact #500 · Animals

Some lizards can regrow their tails.

Fact #71 · Animals