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TIL that Owls don’t have Eye “Balls” they have Eye “Tubes”. This is why they have to turn their whole heads instead of just their eyes.

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xVQE1 TIL Operation Rimon 20, on July 30, 1970, the Israel Air Force (IAF) drew the Soviet expeditionary force in Egypt into a perfectly planned and executed ambush, shooting down five MiG-21 fighters with no losses for the Israeli Mirage-IIIs and Phantom F-4s.
GYJE TIL That Petroleum companies bought rights to Battery patents and sued anyone who used them (with gag orders)
GY1XN TIL that in the 1920s and 30s, Goo Goo Clusters were advertised as “a nourishing lunch for a nickel” because the main health concern at the time was caloric intake, and candy was seen as a form of inexpensive nourishment.
rNWQW TIL that same-sex behavior has been recorded in more than 1000 species in animal kingdom ranging from beetles to penguins.This was earlier often seen as an example of Darwin's paradox as these behaviors are non-reproductive and don't contribute to the advancement of species in the traditional sense.
E1700 TIL that many of the props used in the 2009 film ‘District 9’ were reused from a planned Halo movie that fell through.