Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
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Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
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Dogs sometimes fake being sick to get attention.
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Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
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