› added 5 years ago

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today i learned that there is a genus of plants in the Aizoaceae family that is called Lithops (or living rock) which evolved to camouflage themselves in the surrounding rocks to avoid being eaten by predators.

Read more wikipedia.org

via reddit.com

OGDEe TIL: A Blue Whale's heartbeat can be detected from 2 miles away, weighs roughly 400 lbs, is around the same size as a golf cart and will slow from 25-37 beats per minute to only 4-8 during deep dives
neNP TIL in the UK in 2009, a leaflet was issued by the National Health Service in Sheffield carrying the slogan, “an orgasm a day keeps the doctor away”.
5YPaB TIL Carl Sagan's team wanted to include the Beatles song "Here Comes the Sun" on the Voyager Golden Records (discs containing greetings in 60 languages, music and sounds from Earth aboard both Voyager spacecraft launched in 1977), but the record company EMI, which held the copyrights, declined.
a1GL TIL of Carlos Hathcock. A Marine sniper in Vietnam who crawled over 1500 yards to kill a high-ranking NVA officer. It took 4 days to complete because he could move only inches. He also said that he was almost stepped on while camouflaged in a meadow. As well as almost bitten by a Bamboo Viper.
ZpLma TIL that Ray Cats were proposed to alert future generations of nuclear waste buried in an area - they would change color - And there is even a song that would play over and over titled “10,000-Year Earworm to Discourage Settlement Near Nuclear Waste Repositories (Don't Change Color, Kitty)”