Crows in Japan drop nuts on crosswalk lines and wait for cars to crack them at red lights.

A polar bear's fur is actually transparent.

Fact #391 · Animals

A tiger’s stripes are unique like human fingerprints.

Fact #468 · Animals

Some species of snakes give live birth instead of laying eggs.

Fact #540 · Animals

Some snakes shed their skin multiple times a year.

Fact #485 · Animals

A sea otter uses its chest as a surface for cracking shells.

Fact #530 · Animals

A dolphin’s brain is relatively large compared to its body size.

Fact #456 · Animals

A zebra’s stripes may help confuse predators.

Fact #500 · Animals

Certain species of ants farm aphids for food.

Fact #360 · Animals