Condoms were originally made of animal intestines or linen.
347
In 1949, an official boxing match between a bear and a man was held. The bear won.
41
A cat can jump FIVE TIMES as high as it is tall!
371
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
Penguins have a gland above their eye that turns saltwater into freshwater.
12
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12