One in 500 humans has one blue eye and one brown eye.
145
Dutch, on average are the tallest people.
187
Only 10-20% of the population can wiggle their ears and raise one eyebrow.
22
Most people smile when they are frustrated, according to a study.
15
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
People with blue eyes are better able to see in the dark.
153
The average American spends a third of their overall time online playing games and using social networks.
298
Men are more attracted to women whose bone structure is similar to their own mothers. It's called "sexual imprinting".
18