One in 500 humans has one blue eye and one brown eye.
145
People with light eye colors (like blue, green or grey) have a higher alcohol tolerance.
194
Only about 2% of the world population has green eyes.
36
In a year, the average person walks four miles to make his or her bed.
56
People in parts of Western China put salt in their tea instead of sugar.
16
There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
20
On average, a person will spend about five years eating during his or her lifetime.
90
Half of all Americans over the age of 55 have no teeth.
39