A person can live without food for about a month, but only about a week without water.
156
Enamel is hardest substance in the human body.
61
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
In one day, adult lungs move about 10,000 litres of air.
11
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
On average a woman has 4 sexual partners in her lifetime.
-143
Tigers can see 6 times better at night than humans.
305