15 percent of Americans secretly bite their toes.
57
There are two credit cards for every person in the United States.
2
Men laugh longer, louder, and more often than women.
61
Only 10-20% of the population can wiggle their ears and raise one eyebrow.
22
One in 500 humans has one blue eye and one brown eye.
145
The average person walks the equivalent of twice around the world in a lifetime
69
Intelligent men tend to be more sexually faithful.
31