Condoms were originally made of animal intestines or linen.
347
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
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
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4
Dogs have been man's pet for over 14,000 years.
224