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 ...

Tetrastichus howardi Olliff (Hymenoptera: Eulophidae) parasitizes the larvae, pupae and adults of Diatraea saccharalis, and therefore seems to be a suitable candidate for the biological control of D.

Shown are stinging insects belonging to the three families in the order Hymenoptera — Apidae, Vespidae, and Formicidae. Panel A shows honeybees (family Apidae) gathering nectar, and Panel B a honeybee ...

Ground-dwelling ants (Hymenoptera: Formicidae) were sampled at 29 sites in 26 counties in Georgia with pitfall traps, leaf litter extraction, visual searching, and bait stations. We found 96 ant taxa ...

Ecuador’s Amazon region has revealed insects and spider webs trapped in amber that dates back 112 million years. The findings, published in the journalNature Communications Earth & Environment, ...

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 ...

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 ...

The insect order Hymenoptera -- wasps, bees, ants and relatives -- is the third most diverse animal group, but its origin remains controversial. Fossils from Permian beds of Russia demonstrate that ...

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 ...

Meet Heinrichiellus natgeo, a newly discovered species of parasitoid wasp. The species was described by Dr. Ranjith and Dr. Gavin R. Broad (The Natural History Museum, London, UK). Genetic data helped ...

Further injections of the maintenance dose of 100 µg every 4 weeks during the first year, every 6 weeks during the second year and then every 8 weeks if venom immunotherapy is continued for more than ...