One reason that kittens sleep so much is because a growth hormone is released only during sleep.
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One in three dog owners say they have talked to their pets on the phone.
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A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
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In Australia, there are spiders big enough to eat snakes.
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Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
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