Every human spent about half an hour as a single cell.
144
Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
The human brain is more active during sleep than during the day.
28
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191