› added 4 years ago

197

TIL that hippos ???? have pink sweat!!!

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rm7w TIL that weapons made of iron existed before development of smelting. The source of iron was iron meteorite.
xG5o TIL According to a 2006 study by the National Research Council, the thermoneutral zone for a domestic cat is 86 to 97 degrees Fahrenheit. That’s the range of temperatures in which cats are “comfortable” and don’t have to generate extra heat to keep warm or expend metabolic energy on cooling.
0w5yv TIL heat lighting isn’t real. It’s just lightning too far off in the distance to hear the accompanying thunder in a storm.
a480 TIL that after being read The Declaration of Independence by George Washington, a crowd pulled down an equestrian statue of King George in New York City and used the lead to make musket balls.
6Ekkl TIL some plants can generate their own body heat, like mammals. They are called thermogenic plants.