When the team looked in the traps, they found two species of parasitic wasps: T. drosophilae, which parasitises fruit fly pupae (the stage just before they become an adult), and Asobara japonica ...

Photo courtesy of USDA/UH-Manoa Maui coffee farmers are “cautiously optimistic” about the proposed use of a parasitoid wasp in Hawaii to help control the invasive coffee berry borer ...