No Offense, American Bees, But Your Sperm Isn't Cutting It
U.S. bees are in trouble, and one of the major threats is a deadly parasite called varroa mite. So researchers are importing sperm from European bees resistant to mites to toughen up America's stock.
Read more on NPR
Làm đẹp Blog 247 July 13, 2017 at 08:00PM
Category Health & Science
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