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TIL ruminants, like cows, sheep, goats, and deer have an alkaline gastrointestinal system instead of an acidic one. This alkaline environment is essential for the microorganisms that break down cellulose from the plant material that their diet consists of.

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K5KR TIL that female octopuses practice sexual cannibalism, and that they strangle their mates with their arms.
n0RB TIL in the 70s, while Watergate was raging, a far more widely affecting scandal was being exposed: COINTELPRO – decades of FBI abuse of power and assassinations against political groups and individuals, incl. Martin Luther King, students, pacifists, women’s rights campaigners and notable Americans.
okDY TIL Jack Nicholson turned down the roles of Travis Bickle, Gordon Gekko, Raymond Babbitt, Michael Corleone and Willard in Apocalypse Now, among many others
X0m1Q TIL ‘Modern’ victim activated Land Mines first saw widespread use by Confederate soldiers in the American Civil War
rR74x TIL: There is a mine in Canada buried and frozen with left over arsenic dust to kill every person in the world.