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TIL during the period aptly named as "the great dying" 57% of biological families on earth, uncluding 81% of marine life and 70% of terrestrial vertebrate went extinct. The likely cause is volcanic activity turned the oceans toxic and released toxic gas like sulfuric dioxide into the air

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wlL7 TIL an Archerfish rotates its eyes to lock onto prey (i.e. insects), has its lips break the surface, and squirts a jet of water. It contracts its gills so the water at the rear travels faster than at the front, causing it to become a blob directly before impact. They can shoot prey 3-6 feet away.
LPer TIL when Charlie Chaplin was a teenager he went to a pub and asked for a glass of water, but got so spooked by the gentleman serving the drink that he fled. It was found several weeks later that the man was a serial killer who gave poisonous water to his new brides and watched them suffer to death.
691NZ TIL The barreleye fish, also known as the spook fish, has a transparent head filled with fluid. This unique feature allows its barrel-shaped, tubular eyes, which are normally directed upwards to detect the silhouettes of available prey, to also rotate forward.
9wvwG TIL about a woman with no vagina getting pregnant from a stabbing
Z8rbp TIL That the province of Ontario in Canada has 250,000 lakes that contain around one-fifth of the world's fresh water.