In the US, people can be rejected from joining the police force if they are too intelligent.
45
Poor eyesight (myopia) is associated with higher IQ.
232
Intelligent men tend to be more sexually faithful.
31
Forty percent of American adults cannot fill out a bank deposit slip correctly.
155
Dolphins have names for one another.
18
The world's smartest pig, owned by a mathematics teacher in Madison, WI, memorized the multiplication tables up to 12.
264