This Journal feature begins with a case vignette highlighting a common clinical problem. Evidence supporting various strategies is then presented, followed by a review of formal guidelines, when they ...

2024 Dartmouth Medal for Most Outstanding Reference Work (RUSA/ALA). ENTMAIN copy purchased from the Thompson Endowment. "In Hymenoptera, Marshall has applied his broad knowledge of insects to the ...

Wright (1933) demonstrated that the effective population size, the size of a genetically ideal population that has the same rate of heterozygosity loss as an actual population under consideration, for ...

The red imported fire ant, Solenopsis invicta Buren (Hymenoptera: Formicidae), produces venom that consists of alkaloids and a small amount of protein. The venom possesses a diversity of bioactivities ...

Annales Zoologici Fennici, Vol. 31, No. 1, Biodiversity in the Fennoscandian boreal forests: natural variation and its management (1994), pp. 83-88 (6 pages) In several taxa regional species richness ...

The Hymenoptera (ants, bees and wasps) are one of the most species rich and diverse groups of living organisms on the planet. Within insects, the order is probably rivalled in size only by the Diptera ...

Wasps. This group of Hymenoptera includes some familiar types, such as Hornets, Spider Wasps, and Hunting Wasps. Sawflies are also a group of wasps, composed of several families, and noteworthy ...

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 ...

Jewel wasps (Chalcidoidea) are one of the most diverse groups of insects, with more than 120,000 species described and an estimated true diversity of nearly 1 million. The chalcids are parasitoid ...