In 1996, research found that having excessive body hair is linked to higher intelligence.
23
Intelligent men tend to be more sexually faithful.
31
In the US, people can be rejected from joining the police force if they are too intelligent.
45
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
Poor eyesight (myopia) is associated with higher IQ.
232