Results 21 to 30 of about 78,892 (302)

Allozyme variation and sociogenetic structure of Polistes satan Bequaert 1940 colonies (Hymenoptera, Vespidae)

open access: yesGenetics and Molecular Biology, 2007
We collected 40 colonies of the wasp Polistes satan in November 1993 (Population A = 23 colonies) and October 1995 (Population B = 17 colonies) from the town of Delfinopólis in the Brazilian state of Minas Gerais.
Jane Cristina Wehren Gaspar   +2 more
doaj   +1 more source

The Wasps. Howard E. Evans and Mary Jane West Eberhard, with drawings by Sarah Landry. Ann Arbor: The University of Michigan Press, 1970. vi, 265 pp. Paper, $3.45. [PDF]

open access: yes, 2017
Excerpt: This pocket-sized book is indeed a high point in recent entomological literature. Concisely written, and including a remarkable amount of new or recently published information, The Wasps is essentially a comparative natural history of these ...
Matthews, Robert W.
core   +3 more sources

Comparing and contrasting development and reproductive strategies in the pupal hyperparasitoids Lysibia nana and Gelis agilis (Hymenoptera: Ichneumonidae) [PDF]

open access: yes, 2007
In most animals, the optimal phenotype is determined by trade-offs in life-history traits. Here, I compare development and reproductive strategies in two species of solitary secondary hyperparasitoids, Lysibia nana and Gelis agilis, attacking pre-pupae ...
Harvey, J.A.
core   +6 more sources

A Historical Review of Management Options Used against the Stable Fly (Diptera: Muscidae)

open access: yesInsects, 2020
The stable fly, Stomoxys calcitrans (L.) (Diptera: Muscidae), remains a significant economic pest globally in situations where intensive animal production or horticultural production provide a suitable developmental medium.
David Cook
doaj   +1 more source

Carnivory in Adult Female Eumenid Wasps (Hymenoptera: Vespidae: Eumeninae) and Its Effect on Egg Production [PDF]

open access: yes, 2017
Seventy captive adult female wasps of the eumenid genera Ancistrocerus and Euodynerus were observed to feed on multiple prey items. It was shown experimentally that E.
Chilcutt, Charles F, Cowan, David P
core   +3 more sources

Reproductive aspects of the Purple-throated Euphonia, Euphonia chlorotica (Aves: Fringillidae) in southeastern Brazil, and first record of the species nesting inside a vespiary

open access: yesZoologia (Curitiba), 2017
Despite the fact that E. chlorotica (Linnaeus, 1766) is common and widely distributed in South America, the reproductive aspects of the species are poorly documented. Here we present data on 18 active nests found from August to February, between 2007 and
Daniel F. Perrella   +4 more
doaj   +1 more source

Life History and the Transitions to Eusociality in the Hymenoptera

open access: yesFrontiers in Ecology and Evolution, 2021
Although indirect selection through relatives (kin selection) can explain the evolution of effectively sterile offspring that act as helpers at the nest (eusociality) in the ants, bees, and stinging wasps (aculeate Hymenoptera), the genetic, ecological ...
Jack da Silva
doaj   +1 more source

Trap-Nesting Wasps and Bees: Life Histories, Nests, and Associates. Karl V. Krombein. Washington, D.C.: The Smithsonian Institution, 1957. Smithsonian Publ. 4670. vi, 570 pp. $12.50. [PDF]

open access: yes, 2017
Excerpt: The technique of trap-nesting for wasps and bees by putting out strips of wood having a hole bored in one end is not exactly new, but only within the last 15 years has it been widely employed in this country. This new book by Karl V. Krombein,
Evans, Howard E
core   +3 more sources

Nestmate Recognition in Social Insects: What Does It Mean to Be Chemically Insignificant?

open access: yesFrontiers in Ecology and Evolution, 2020
Social insects use the blend of hydrocarbons present on their cuticle to efficiently distinguish nestmates from aliens. Intruders must therefore find a strategy to break the recognition code in order to exploit the colony resources. Twenty years ago, the
Maria Cristina Lorenzi   +2 more
doaj   +1 more source

Habitats and Spider Prey of \u3ci\u3eDipogon Sayi Sayi\u3c/i\u3e (Hymenoptera: Pompilidae) in Washington County, Maine [PDF]

open access: yes, 2017
Spider wasps were reared from three types of trap-nests deployed in strip-clearcut areas of a spruce-fir-mixed hardwood forest of Maine. Collections of Dipogon sayi sayi from Mooseborn National Wildlife Refuge, Washington County, represent the ...
Jennings, Daniel T, Parker, Frank D
core   +2 more sources

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