Wild 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 hide caption

itoggle caption Left photo by Rufus Isaac/AAAS; Right photo courtesy of Daniel M.N. Turner

Farmers dry cacao beans in Uchiza, Peru, a file photo from 2008. Researchers are exploring the wild cacao bounty of Peru's Amazon Basin, part of an effort to jump-start the country's premium cacao industry.

Martin Mejia/AP hide caption

itoggle caption Martin Mejia/AP