By weight, Bone is five times stronger than steel.
417
There are more than 150 million sheep in Australia, and only some 20 million people.
247
On average, someone in the US suffers a stroke every 40 seconds; someone dies every 3 minutes from stroke.
57
Every month, about 9 out of 10 American children visit a McDonald’s restaurant.
299
Nearly half of the entire world's adult population has never drunk alcohol.
12
The Japanese, on average, are the shortest people.
320
Babies crawl an average of 200m a day.
212
Two in five people in the world marry their first love.
270