Support WBURWild Bees Are Good For Crops, But Crops Are Bad For BeesPlay04:25Download AudioDan CharlesMarch 01, 2013 ShareWild bees, such as this Andrena bee visiting highbush blueberry flowers, play a key role in boosting crop yields. (Left photo by Rufus Isaac/AAAS; Right photo courtesy of Daniel M.N. Turner)