Early American humans hunted car-size armadillos and used their shells for houses.
12
All 13 minerals necessary for human life can be found in alcohol beverages.
282
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
In one day, adult lungs move about 10,000 litres of air.
11
We share 70% of our DNA with a slug.
218
Mushrooms are more closely related to humans than they are to plants.
47
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
Gorillas can catch human colds and other illnesses.
205