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TIL of a sea slug that eats algae until it incorporates the algae into its tissues, eventually ceasing to eat and getting all of its energy from the sun directly.

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g1OW TIL: in WWI US Navy painted complex patterns of geometric shapes on ships as “dazzle camo”
JYDpl TIL A WWI soldier injured in France in 1917, went on to marry the nurse that mistook him for a German spy and advised surgeons to take his life on the operating table. He accidentally spoke German to doctors while under a fever, and she took it as spy language. They were married for over 50 years.
me0p TIL that in 2011 a man hid in a tank of raw sewage at a yoga festival to watch women going to the bathroom. When someone spotted him he fled, covered in feces.
VMMDQ And how does tattoo removal work?
lLjB TIL a lobster’s brain is located in its throat, its nervous system in its abdomen, its teeth in its stomach and its kidneys in its head. It also hears using its legs, tastes with its feet, and tends to favor one front limb, meaning they can be right-clawed or left-clawed.