Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
It takes about 20 seconds for a red blood cell to circle the whole body.
102
Obsessive nose picking is called Rhinotillexomania.
101
The human body contains over a billion miles of DNA.
147
Human hair and fingernails continue to grow after death.
7
Gorillas can catch human colds and other illnesses.
205
Pain occurs when sounds are above 130 db.
124