Male Honey Bees Temporarily Blind Queens With Their Semen so They Can't Mate Again - Sperm queens
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The queens of eusocial ants, bees, and wasps only mate during a very brief period early in life to acquire and store a lifetime supply of sperm. The semen of male honey bees contains a poison that makes queens temporarily lose their sight after sex, in what scientists described as a "sexual arms race." In most social insects—the category encompassing creatures like ants, bees, and wasps—the queen mates for one day in.