Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
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The oldest recorded elephant lived for 82 years.
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Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
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The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
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By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
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Sloths take two weeks to digest their food.
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Dire wolves actually existed, living up to 10,000 years ago before going extinct.
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