Jellyfish as a species are actually older than dinosaurs and sharks.
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Domestic pigs average a top speed of about 11 miles per hour.
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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.
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The colossal squid has the largest eyes in the world.
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Cows can sleep standing up, but they can only dream lying down.
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It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
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