One in 500 humans has one blue eye and one brown eye.
145
On average women can hear better than men.
170
The average person walks the equivalent of twice around the world in a lifetime
69
Men are more attracted to women whose bone structure is similar to their own mothers. It's called "sexual imprinting".
18
People who have a strong friendship possess the ability to communicate with one another through facial expressions.
46
More redheads are born in Scotland than in any other part of the world.
85