Jellyfish as a species are actually older than dinosaurs and sharks.
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The cat brain weighs about 30g.
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The two oldest cats on record lived to 38 and 34 years old, both were owned by the same owner and lived off a diet of bacon, eggs, broccoli and coffee.
12
Sharks have been on the planet longer than trees.
14
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45