Australian Graham Barker has been collecting his own belly button fluff every day since 1984 - keeping it in storage jars.
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The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
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Skittles and jellybeans contain crushed insect cocoons which are used to coat the candies to give them that special shine.
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If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
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There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
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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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