Intelligent men tend to be more sexually faithful.
31
You can only remember 4 things at a time.
31
Dolphins have names for one another.
18
Poor eyesight (myopia) is associated with higher IQ.
232
Intelligent people have more zinc and copper in their hair.
233
People who are more likeable and attractive are generally perceived as more intelligent. This is called the “Halo Effect.”
13