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TIL that the Large Blue Butterfly (Maculinea arion) is carnivorous in its caterpillar stage, feeding on the red ant (Myrmica sabuleti) larvae by mimicking the sound and scent of their queen ant to infiltrate their colonies. 40 years ago it became extinct in Britain but was reintroduced from Europe.

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ADgjx TIL John Rhys-Davies, who plays Gimli in ‘Lord of the Rings,’ lost the top of his middle finger as a kid and had special prosthetic made. He played a prank on Peter Jackson where he cut off the tip of the prosthetic, covered it with blood, walked up to Peter and said, “Boss, I had an accident.”
x64Vo Today I learned people can own colors. The ‘blackest’ black: How a color controversy sparked a years-long art feud | CNN
5YbbP TIL In 2016, a study that examined over 464,000 recordings of pop music recorded between 1955-2010 found that since the 1960s, pop music had less variety in pitch progressions, grown average loudness levels, less diverse instrumentation and recording techniques, and less timbral variety
8erO4 TIL - JP Morgan Chase rolled out an extensive employee bio-data and activity tracking system called WADU, which would monitor employees using the cam and mic, even at home
6ELwm TIL that that from 1986-1993, Christmas M&Ms had imprinted images of candles, bells, and pine trees, while Easter M&Ms had images of bunnies, chicks, and eggs! Then they were all replaced by the simple M (except for special orders which came along later)