A new Wired article recounts the medieval myth that beavers, when cornered by hunters, would castrate themselves by chewing off their own testicles. Jeff and Anthony unpack the myth and try to figure out why the Dark Ages were filled with so much dumb.

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Article submitted by Doug Colavito: [http://www.wired.com/2014/10/fantastically-wrong-people-used-think-beavers-bit-testicles/](http://www.wired.com/2014/10/fantastically-wrong-people-used-think-beavers-bit-testicles/)