One reason that kittens sleep so much is because a growth hormone is released only during sleep.
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It has been scientifically proven that stroking a cat can lower one's blood pressure!
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Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
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Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
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A 42-foot sperm whale has about 7 tons of oil in it.
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Dolphins have names for one another.
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Camels and llamas can cross breed. The offspring is called a ‘Cama’.
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