Cows can sleep standing up, but they can only dream lying down.
745
The seahorse is the only fish to have a neck.
12
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
In 1949, an official boxing match between a bear and a man was held. The bear won.
41
Condoms were originally made of animal intestines or linen.
347
When you shave a guinea pig it looks like a little hippo.
19
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12