Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
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It is possible for you to survive even after the removal of the spleen, the stomach, one kidney, one lung, 75% of the liver, 80% of the intestines, and almost every organ from the pelvic and groin area.
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15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
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In Brazil, there's a species of cockroach that eats eyelashes, usually those of young children while they are asleep.
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