The reindeer is the only mammal that can see UV light.
17
Early American humans hunted car-size armadillos and used their shells for houses.
12
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
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It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79