In the US, people can be rejected from joining the police force if they are too intelligent.
45
Forty percent of American adults cannot fill out a bank deposit slip correctly.
155
Dolphins have names for one another.
18
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
Poor eyesight (myopia) is associated with higher IQ.
232
The world's smartest pig, owned by a mathematics teacher in Madison, WI, memorized the multiplication tables up to 12.
264
You can only remember 4 things at a time.
31