40% of people who are rejected in romantic love slip into clinical depression.
72
One in 500 humans has one blue eye and one brown eye.
145
All babies are color blind when they are born.
114
Only 10-20% of the population can wiggle their ears and raise one eyebrow.
22
The Japanese, on average, are the shortest people.
320
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