Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
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Cockroaches can live for 9 days after their head has been cut off.
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Mosquitoes don't just bite you, they also pee on you.
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In 1386, a pig in France was executed by public hanging for the murder of a child.
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A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
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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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