Intelligent men tend to be more sexually faithful.
31
The Japanese commonly put ketchup on their rice.
16
In the presence of attractive women, men find running easier, take more risks, donate more money, consume more calories, and talk more.
28
Forty percent of Americans have never visited a dentist.
33
Females learn to talk earlier, use sentences earlier, and learn to read more quickly than males.
119
There's an isolated tribe in Zimbabwe where the people have only two toes, dubbed the 'ostrich people'.
10
Girls have more tastebuds than boys.
124
Only 10-20% of the population can wiggle their ears and raise one eyebrow.
22