More boys than girls are born during the day; more girls are born at night.
120
Each year, around 24,000 Americans are bitten by rats!
65
There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
20
Boys who have unusual first names are more likely to have mental problems than boys with conventional names. Girls don't seem to have this problem.
131
If you're over 100 years old, there's an 80% chance you're a woman.
143
The higher the income, the more likely an American man will cheat on his wife.
94
Senegalese women spend an average of 17.5 hours a week just collecting water.
27
According to the American Society for Microbiology, 90% of women and 75% of men wash their hands after using a public restroom.
170