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TIL Mud Dauber Wasps reproduce by building tubular nests out of mud, then going out and gathering spiders by paralyzing them then sealing them inside the nest with an egg. The offspring will then consume the paralyzed spiders when it hatches.

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4Mkw TIL, according to the National Bureau of Economic Research, 50% of Americans couldn’t come up with $2,000 in 30 days, and another 19% would have to pawn or sell some of their possessions to do so.
aw0aJ TIL that the Joy of Cooking was self-published in 1931. Irma Rombauer spent $3000 to print 3000 copies. Today you would have to be lucky to get just one of those copies for $3000.
8awE4 TIL that there is a Native American tribe of ultra runners known as the Rarámuri. They can run 200 miles non-stop, and play running games that can go on for up to two days without breaks. They use the toe strike method of running instead of the traditional heel-strike.
d8ZLj TIL that a high school basketball coach was fired after his team won 100-0 because the Catholic school he worked for thought that winning by such a wide margin did not show a “Christlike and honourable approach to competition”.
jw5a TIL: 8 million years ago, Venezuela was inhabited by guinea pigs the size of tables.