There is a tiger named Kenny who is the only known tiger to have downs syndrome.
10
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Obsessive nose picking is called Rhinotillexomania.
101
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
During the Black Plague, it was thought that bad smells were the cause of the plague. "Plague Doctors" therefore wore masks with long beak-like noses stuffed with flowers or smoke to hide the smells.
19
Ian McKellen and Patrick Stewart had no idea how to play chess when they appeared in X-Men 2.
54