Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
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Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
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The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
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A group of kittens is called a "kindle".
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