Only about 2% of the world population has green eyes.
36
Your thumb is about the same size as your nose.
124
A cow produces around 200,000 glasses of milk in her lifetime.
373
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Your body is creating and killing about 2.4 million red blood cells per second.
17
If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
31