There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
20
76% of Americans celebrate New Year's Eve in groups of less than 20.
55
On average a woman has 4 sexual partners in her lifetime.
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The leading cause of poisoning for children under the age of six in the home is liquid dish soap.
42
As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
687
According to a study, women ages 22 to 30 with no children and no spouse earned a higher median income than comparable men in 39 of the 50 largest U.S. cities in 2008.
9
All babies are color blind when they are born.
114
On average women can hear better than men.
170