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TIL loneliness is as bad for your health as smoking 15 cigarettes per day

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VDrZ TIL shyness is an evolutionary adaptation; whereas the braver animals may find more mates and eat more food, the shyer individuals, hiding on the sidelines, might avoid attack.
OoNNY TIL: one of the reasons the highest rank in the US army is "General of the Army" instead of Field Marshall (as in other countries) was to avoid insulting Gen. George Marshall by calling him Field Marshal Marshall.
7ddr TIL The porcupine is the only native North American mammal with antibiotics in its skin. Those antibiotics prevent infection when a porcupine falls out of a tree and is stuck with its own quills
yXyv TIL that during the cold war, when navy divers repairing a whale enclosure heard a human-like voice saying “out, out, out,” and got out of the water to see nobody, they found out that a beluga whale named “Noc” had learned to mimic human speech and was trying to communicate with them.
jNnEj TIL hot drinks can help cool you down