Jellyfish as a species are actually older than dinosaurs and sharks.
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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
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
In 1955, the citizens of São Paulo were so upset with their government that they elected a rhinoceros named Cacareco (meaning rubbish) to the city council in protest, with over 100,000 votes.
18
Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
Lurch, a Watusi bull, had the largest horns in the world.
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Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
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