Grizzly bears can detect odors 20 km away — their sense of smell is 7 times better than a bloodhound's.

Some spiders can glide through the air using silk.

Fact #369 · Animals

Some lizards can regrow their tails.

Fact #71 · Animals

A zebra’s stripes may help confuse predators.

Fact #500 · Animals

Emperor penguins can dive deeper than 1,500 feet.

Fact #344 · Animals

Some beetles produce defensive chemicals to deter predators.

Fact #481 · Animals

A crocodile’s teeth are replaced throughout its lifetime.

Fact #532 · Animals

A walrus uses its tusks to haul itself onto ice.

Fact #536 · Animals

A group of porcupines is called a prickle.

Fact #358 · Animals