At least two different populations of a parasitic wasp native to Europe have been found on opposite coasts of North America. But no one knows how they got there. Reading time 3 minutes There are all ...

Researchers discovered two new parasitic wasp species living in the U.S., tracing their origins back to Europe and uncovering clues about how they spread. Their arrival raises fresh questions about ...

A new species of parasitic wasp has been obtained from the eggs of weevils, associated with bushwillows, collected and identified by Dr. Silvano Biondi. Given the tiny insect from northeastern Gabon ...

Scientists have identified two previously unknown species of parasitic wasps spreading across the US, from New York to the Pacific coast. Originally from Europe, these tiny predators lay their eggs ...

Two species of Bootanomyia dorsalis wasps introduced to North America from Europe A, B variation in the extent of wing infumation from a single collection of B. dorsalis sp. 2 from Neuroterus ...