An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45
The oldest recorded elephant lived for 82 years.
213
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
There are approximately three chickens for every human on Earth.
13