Roosters can't crow if they can't fully extend their necks.
28
A full-grown bear can run as fast as a horse.
35
The largest earthworm on record was found in South Africa and measured 22 feet.
151
The octopus' testicles are located in its head.
82
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
A dork is a whale's penis.
327