You can only remember 4 things at a time.
31
Dolphins have names for one another.
18
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
Intelligent people have more zinc and copper in their hair.
233
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
Forty percent of American adults cannot fill out a bank deposit slip correctly.
155