Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
In Australia, there are spiders big enough to eat snakes.
20
In 1949, an official boxing match between a bear and a man was held. The bear won.
41
Lobsters have blue blood.
476