There are approximately three chickens for every human on Earth.
13
Denmark has twice as many pigs as there are people.
66
About two hundred babies are born worldwide every minute.
237
Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Roughly 90% of the world's population live in the northern hemisphere.
18
Nearly half of the entire world's adult population has never drunk alcohol.
12