The ancestor of all domestic cats is the African Wild Cat which still exists today.
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The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
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Cows can sleep standing up, but they can only dream lying down.
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The cat brain weighs about 30g.
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Vanilla flavoring is sometimes made with an ingredient from beaver pee.
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When Koko, the gorilla famous for knowing sign language, was asked where gorillas go after death, she responded by signing “Comfortable hole, bye.”
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Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
In Australia, there are spiders big enough to eat snakes.
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