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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Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
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There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
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The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
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The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
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