The offspring of two sets of identical twins are legally cousins but genetically siblings.
63
People with blue eyes are better able to see in the dark.
153
More redheads are born in Scotland than in any other part of the world.
85
Children laugh about 400 times a day, while adults laugh on average only 15 times a day.
973
The Japanese, on average, are the shortest people.
320
Intelligent people have more zinc and copper in their hair.
233