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TIL that by letting a wolf population recover, traffic collisions caused by deer are reduced by nearly 25%; the reduction is not based as much on the decimation of the deer population but on the “landscape of fear” created by the wolves.

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D1aDj TIL in 1791, France became the first West European country to decriminalize homosexual acts between consenting adults
Pv0J TIL sunflowers can “remove up to 95% of uranium of contaminated water in 24 hours”. And “experiments in Chernobyl have demonstrated that they can concentrate on 55 kg of plant dry weight all the cesium and strontium radioactivity from an area of 75 m2”.
GYrgJ TIL Marilyn Monroe got chin surgery because she overheard someone call her “a chinless wonder” at a party, behind her back.
oRAX7 Today I learned that the green and yellow on the Brazilian flag correspond to a tribute to the royal houses of Portugal and Austria respectively. These colors appeared on the Brazilian Empire flag and remain on the current Brazilian flag.
ZAQ TIL that the song “Why can’t we be Friends?” was played in space when Soviet cosmonauts and U.S. astronauts joined together in 1975 for the Apollo–Soyuz Test Project.