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TIL the spotted white porcelain anemone crab has highly unusual seafan-shaped claws which it uses to filter the water while sitting on top of an anemone by first collecting mucus from its host anemone's tentacles and then using that to attract and gather small sea creatures and plankton for food.

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GYNZG TIL to cure constipation on their expedition, Lewis & Clark were given packs of "thunderclappers": laxatives made of 60% mercury. Archaeologists can track the route of the expedition by following mercury deposits.
e68k TIL that, as a child, Kevin Spacey burned down his sister’s treehouse and was then sent to military school. He was then expelled from military school after throwing a tire at a student’s head.
woxPP TIL UFO sightings date back to ancient Rome: in 218 BCE, during the Punic Wars, ‘phantom ships’ were reportedly seen in the sky near Rome; in 76 BCE, Pliny the Elder recorded a story of a ‘spark’ that fell from the sky, increased in size, and then returned to the heavens
5amr TIL when Ol’ Dirty Bastard recorded his part on Mariah Carey’s “Fantasy”,he arrived at the studio 3 hours late and drunk.He’d record 1 line and sleep for an hour.At the video shoot,he told the label he needed clothes.He tried to buy Louis Vuitton luggage with the corporate credit card he was given.
V4xD TIL In 1965 a machine was patented to deliver a baby using centrifugal force. The machine would spin you until the baby came out, and it would be caught in a net.