In Brazil, there's a species of cockroach that eats eyelashes, usually those of young children while they are asleep.
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Cockroaches can live for 9 days after their head has been cut off.
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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 human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
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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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"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
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If you see an ingredients list that includes carmine, cochineal extract or natural red 4, the product contains crushed up bugs.
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Mosquitoes don't just bite you, they also pee on you.
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