Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
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A lion in the wild usually makes no more than twenty kills a year.
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There are approximately three chickens for every human on Earth.
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It has been scientifically proven that stroking a cat can lower one's blood pressure!
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Dogs sometimes fake being sick to get attention.
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Sharks, like other fish, have their reproductive organs in their chests.
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The colossal squid has the largest eyes in the world.
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