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TIL The water boatman can produce 99 dB of sound by rubbing its penis across its abdomen

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XEvAR TIL Too much exposure to sun or heat drains the flowers of their bright colors. Many flowers prefer morning sun and filtered afternoon light. Other causes of faded flower color include the fact that flowers generally fade after pollination.
5YVJr Characterized by their large green bodies and beak-like teeth, bumphead parrotfish can be found near the coral reefs of the Indo-Pacific. These large corallivores use their mighty teeth to grind up the hard exterior of coral in search of the small creatures living inside. If you've ever visited a beach in these regions, you've probably relaxed on the sandy remnants of this coral-based diet. In other words, that beach is full of crap! National Geographic grantee Mikayla Wujec fills us in in this episode of Today I Learned.
lo1m1 TIL The movie "Final Destination" was originally intended to be an episode of The X-Files.
jNOdn TIL: The Antichrist windows of Frankfurt were thought lost for much of the 20th century. The giant stained-glass made circa 1365 depicting Satan's doings and other scenes were packed away during WWII to avoid damage. Victorious Soviet forces took them away. Russia returned them in the early 2000s.
Ewnw TIL that a British naval doctor figured out how to “treat” scurvy with lemons and oranges, he then published his findings which were well received. The British navy continued to supply sailors with less effective lime juice and scurvy continued as a major cause of death for a century.