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TIL pineapples are actually in a proto-carnivorous plant family called bromeliads. Water trapped in their crowns supports thriving mini-ecosystems, whose residents and their droppings are absorbed for nutrients (not energy) through their leaves, as most plants can actually do.

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xV9Nk TIL that an 18-year-old girl called Rae Heim ran across America almost entirely barefoot. She only wore shoes on some hard terrain. She ran 3,437.5 miles in 8 months and raised more than $10,000 for charity. She started running barefoot at 16 after breaking a big toe, and kept it up after it healed.
WoN9 TIL Finches have syntax in their songs, and react unfavourably to individual’s songs that are ‘grammatically incorrect’.
D4EV TIL that the first entirely computer generated movie sequence in cinema history was the Genesis Device demonstration video in Star Trek II: The Wrath of Khan. The studio that made the scene would later become Pixar.
6EyQQ TIL about Bolivian festival Tinku. During this ritual, men and women from different communities will meet and begin the festivities by dancing. The women will then form circles and begin chanting while the men proceed to fight each other.
v1R67 TIL the island of Guadeloupe thought it had its own special species of raccoons which became a cultural icon but it turned out they were just regular raccoons