One in 500 humans has one blue eye and one brown eye.
145
Americans did not commonly use forks until after the Civil War.
82
Women have a slightly higher average IQ than men.
164
Males sweat 40% more than females.
104
The average American eats at McDonalds more than 1,800 times in their life.
52
More redheads are born in Scotland than in any other part of the world.
85
Intelligent people have more zinc and copper in their hair.
233