Gorillas can catch human colds and other illnesses.
205
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
Every human spent about half an hour as a single cell.
144
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Tigers can see 6 times better at night than humans.
305