Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
In 1949, an official boxing match between a bear and a man was held. The bear won.
41
Condoms were originally made of animal intestines or linen.
347
The Savannah is the largest domestic cat breed. It resembles a small leopard and behaves like a dog. They can grow up to 40 lbs, have an eight foot vertical jump, and can be trained to walk on a leash and play fetch.
17
Lobsters have blue blood.
476