The male seahorse carries babies and 'gives birth' to them instead of the female.
7
Condoms were originally made of animal intestines or linen.
347
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
The Basenji dog is the only dog that is not able to bark.
4
Cows can sleep standing up, but they can only dream lying down.
745