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TIL that hippos whirl their tails around while defecating in an effort to expel leeches that have crawled into their anus

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dDjG9 TIL German Southwest Africa, later Namibia, bought the Caprivi Strip in 1890 to access the Zambezi river in order to provide a route to Africa’s east coast. Shortly afterwards it was learned this was impossible due to the presence of Victoria Falls downriver, one of the world’s largest waterfalls.
69pd8 TIL: Some armadillos, like the nine-banded kind, mate in summer, but the egg delays implanting in the uterus. This pause—called embryonic diapause—lets development resume months later so babies are born in spring when survival odds are better.
6EE7m TIL that in 1947, after the price of a chocolate bar increased from 5 cents to 8 cents, 200 kids marched and protested on the capitol building in British Columbia, shutting down the government for a day. It is known as " The Candy Bar Strike".
d8Z4j TIL the historical inaccuracies in the movie U-571 caused so much controversy it ended up being condemned in British Parliament. Americans did not capture the Enigma machine. The code had been broken years before they entered the war.
5bbn TIL: Dietary Cholesterol (those found in eggs, shrimp, lobster, etc.) are completely safe and are “not at risk for overconsumption.” Instead, limit Saturated/Trans Fats as those do much more damage.