The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
Intelligent people have more zinc and copper in their hair.
233
You can only remember 4 things at a time.
31
People who are more likeable and attractive are generally perceived as more intelligent. This is called the “Halo Effect.”
13
Dolphins have names for one another.
18
Intelligent men tend to be more sexually faithful.
31