New Wasp Species Discovered Parasitizing Pests of Pine Trees

By Josh Lancette A new parasitoid wasp species, named Baryscapus dioryctriae, has been discovered in China. The new species is known to parasitize larvae of two species of Dioryctria, which are serious pests of pine trees, and was found during a survey looking for natural enemies of Dioryctria pryeri and D. abietella. This finding, published […]

Parasitoid Wasp Makes a Comeback after 101 Years

A species of wasp that is a natural enemy of a wood-boring beetle that kills black locust trees has been rediscovered, more than 100 years after the last wasp of this species was found. The discovery is significant because the wood-boring beetle, known as the locust borer, is considered a serious pest that has discouraged […]

Natural Born Stink Bug Killer Found in Washington State

Since 2007, the U.S. Department of Agriculture has been directing studies of a tiny Asian wasp called Trissolcus japonicus. These wasps are parasitoids of the brown marmorated stink bug (Halyomorpha halys), which has caused millions of dollars in damage to fruit orchards since it was discovered in the U.S. less than two decades ago. Researchers […]

Brown Widow Spider Reported for the First Time in Tahiti

By Josh Lancette Tahiti is a popular tourist destination, but one unwanted visitor has decided to make its home there: the brown widow spider (Latrodectus geometricus). A paper published in the Journal of Medical Entomology has reported the discovery of the spider for the first time on Tahiti and also on four of the Cook […]

New Parasitoid Wasp Species Discovered in South Korea

A team of South Korean researchers has discovered a new species of parasitoid wasp in their country. The new wasp, which belongs to the genus Seticornuta, a group belonging to the subfamily Metopiinae, was named Seticornuta koreana after the country where it was found. It is described in the journal ZooKeys. Parasitoid wasps reproduce by […]