The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
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The reindeer is the only mammal that can see UV light.
17
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
The station master and operating officer at the Kishi Station, Japan, is a cat!
18
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
12