By weight, Bone is five times stronger than steel.
417
Nearly half of the entire world's adult population has never drunk alcohol.
12
Babies crawl an average of 200m a day.
212
The Japanese, on average, are the shortest people.
320
There are more than 150 million sheep in Australia, and only some 20 million people.
247
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Dutch, on average are the tallest people.
187
