The average single man is one inch shorter than the average married man.
88
Babies cry but they don't produce tears until one to three months after birth.
238
According to CNN national security correspondent David Ensore, as of 2002 bin Laden had married four women and fathered roughly 25 or 26 children.
54
On average a woman has 4 sexual partners in her lifetime.
-143
The offspring of two sets of identical twins are legally cousins but genetically siblings.
63