The discovery confirmed that an invasive pest had infested the tribe's cherished huckleberry fields, and the problem was only ...

Galls are small, tumor-like growths formed on plants that act as incubators for oak gall wasp larvae. Parasitic wasps often lay their own eggs in these galls, which later feed on their victims. North ...

Christopher Adams, an Oregon State University entomologist, talked about the invasive fly spotted wing drosophila during a field day near Hood River, Ore., on July 30. He is working on projects that ...

Q: I noticed, when watering my fledgling tomato plant the other day, that its leaves are covered in yellow squiggles. I’m thinking some little buggy thing has attacked it. Is there something to be ...

Six months after he published “On the Origin of Species,” Charles Darwin wrote a letter to his friend, Asa Gray. He was troubled by a family of parasitic wasps, the ichneumonidae, that lays its eggs ...

Scientists have just identified two previously unknown species of parasitic wasps living in the United States. The discovery is described in a study in the Journal of Hymenoptera Research led by ...