Every human spent about half an hour as a single cell.
144
The average sperm cell swims at 8 inches per hour.
4
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Gorillas can catch human colds and other illnesses.
205