The human eye blinks an average of 4,200,000 times a year.
233
Gorillas can catch human colds and other illnesses.
205
Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
252
Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
The human brain has the capacity to store everything that you experience.
4k
A man's beard grows fastest when he anticipates sex.
239
Your fingernails grow faster in summer.
744
A human being loses an average of 40 to 100 strands of hair a day.
133