Tigers can see 6 times better at night than humans.
305
There are about 255 babies born worldwide every minute.
46
In one day, adult lungs move about 10,000 litres of air.
11
Poor eyesight (myopia) is associated with higher IQ.
232
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
On average a woman has 4 sexual partners in her lifetime.
-143
Your thumb is about the same size as your nose.
124