Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
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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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Camels and llamas can cross breed. The offspring is called a ‘Cama’.
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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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Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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