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TIL about FADs (fish aggregating devices), which are man-made floats or buoys tethered to the ocean floor. Fish are fascinated with and aggregate in considerable numbers around floating objects which provide a “visual stimulus in an optical void.” 1/3 of global tuna are caught using FADs.

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8a4GG TIL that the Southern elephant seal is the largest member of the Order Carnivora
BrrWL TIL popular street food in North Korea is"injogogi" dregs left from making soy bean oil, which usually go to feed the pigs. Press and roll them into a sandy-coloured paste. Stuff with rice, and top with chilli sauce
DoOe TIL A bear cub named Winnipeg was exported from Canada to the London Zoo in 1915. A little boy named Christopher Robin Milne loved to visit Winnipeg (or Winnie for short) and his love for the bear cub inspired the stories written by his father, A.A. Milne, about Winnie-the-Pooh.
bgQa TIL That Wernher Von Braun, the man who designed the V2 rocket for the Germans, always wanted to go to space, and when the first V2 hit London, he said “The rocket worked perfectly except for landing on the wrong planet.”
EyN7 TIL, Ming the clam lived to be 507 years old.