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TIL airports hire crews of "birdmen" that use methods like horns, sirens, lasers, and pyrotechnics to ward off large groups of birds. They even intentionally remove horizontal branches from nearby trees to discourage large migrations from settling near the runways.

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1aMk8 TIL of HMS Zulu and HMS Nubian, two partially damaged Royal Navy destroyers which, rather than scrapping both, were combined to make HMS Zubian.
xVmJ7 TIL THAT Lewis H. Latimer created the carbon filament light bulb that improved Edison’s initial prototype.
xVnV1 TIL that according to molecular evidence the closest living relatives of whales are the artiodactyls, a group of hoofed mammals that includes deer, cows, sheep, pigs, giraffes, camels and hippos
P1KAE TIL that the Pistol Shrimp, a small creature that can snap its claw so fast, it creates a bubble hot enough to produce light and temperatures similar to the sun's surface, stunning or killing its prey with the shockwave
x60eo TIL of the tragic Concordia University massacre in 1992 that claimed the lives of four professors in Concordia University, Montréal Canada