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One reason that kittens sleep so much is because a growth hormone is released only during sleep.
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Animal Facts
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The U.S. has the highest dog population in the world. France has the 2nd
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The longest living cat on record according to the Guinness Book belongs
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In 1969, Lassie was the first animal inducted into the Animal Hall of
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Dogs curl up in a ball when they sleep due to an age-old instinct to
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In 1957, Laika became the first living being in space via an earth