A domestic cat can sprint at about 31 miles per hour.
274
There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
The largest earthworm on record was found in South Africa and measured 22 feet.
151
Condoms were originally made of animal intestines or linen.
347
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13