Cats sleep for 70% of their lives.
8
Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
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
The Platypus used to be considered a myth like Bigfoot and the Yeti.
18
Gorillas can catch human colds and other illnesses.
205
The most expensive cow in the world was sold in 2009 for $1.2 million.
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