Results 1 to 10 of about 5,214 (158)

Nest Architecture Drives Sex-Specific Emergence Success in a Predator Wasp (Hymenoptera, Vespidae, Discoelius wangi) [PDF]

open access: yesInsects
Predatory insects play a crucial role in maintaining ecosystem balance. Among them, members of the subfamily Zethinae, as natural enemies of herbivorous pests, have reproductive success closely linked to nest architecture, as this limits their prey items.
Xue-Li Xie   +10 more
doaj   +2 more sources

Trap-nesting Bees Communities from Protected Areas of Atlantic Forest, Southeastern Brazil

open access: yesSociobiology, 2019
The solitary bees that use preexisting cavities can be captured in trap-nests allowing to collect data on nesting biology and associated organisms.
Guaraci Cordeiro   +2 more
doaj   +3 more sources

Seasonal Dynamics and Nest Characterization of Vespa orientalis (Hymenoptera: Vespidae) in Apiaries: Insights from Bait Trap Capture Efficiency [PDF]

open access: yesInsects
This study investigated the population dynamics of Vespa orientalis L. (Hymenoptera: Vespidae) across two consecutive seasons (2023–2024) in selected apiaries, with a focus on nest composition (eggs, larvae, and pupae) and the effectiveness of various ...
Sabreen G. El-Gohary   +7 more
doaj   +2 more sources

Wild Foundress Queen Bumble Bees Make Numerous, Short Foraging Trips and Exhibit Frequent Nest Failure: Insights From Trap‐Nesting and RFID Tracking [PDF]

open access: yesEcology and Evolution
The overwhelming majority of research on wild bumble bees has focused on the social colony stage. Nest‐founding queens in the early season are difficult to study because incipient nests are challenging to find in the wild and the foundress queen flight ...
Erica Sarro Gustilo   +2 more
doaj   +2 more sources

No Sex‐Differences in Learning Trap‐Gap Problems in Zebra Finches [PDF]

open access: yesEcology and Evolution
Sex differences in cognition are often predicted based on ecological roles, particularly when one sex engages more extensively in specific behaviors that might be subject to selective pressure.
Connor T. Lambert   +7 more
doaj   +2 more sources

Occupation and Emergence of Solitary Bees in Different Types of Trap Nests

open access: yesSociobiology, 2019
The study investigated the occupation and emergence of bees that nest in trap-nests and assessed aspects of the structure of such nests, sex ratio, parasitism and mortality of bees in four areas of Baturité Massif, State of Ceará.
Michelle de Oliveira Guimarães Brasil   +4 more
doaj   +3 more sources

Life History of Passaloecus pictus Ribaut, 1952 (Hymenoptera, Pemphredonidae) [PDF]

open access: yesInsects
The nesting of Passaloecus pictus Ribaut, 1952 was observed in Kowalewo Pomorskie (northern Poland). The nests were built in trap nests that were placed on a windowsill facing southwest. The females used resin from Picea pungens Engelm., located 5 m away,
Piotr Olszewski   +1 more
doaj   +2 more sources

Stem-nesting Hymenoptera in Irish farmland: empirical evaluation of artificial trap nests as tools for fundamental research and pollinator conservation

open access: yesJournal of Pollination Ecology, 2022
Insect pollinators are suffering global declines, necessitating the evaluation and development of methods for long-term monitoring and applied field research.
Simon Hodge   +4 more
doaj   +1 more source

Leafcutter Bees (Hymenoptera: Megachilidae) as Pollinators of Pigeon Pea (Cajanus cajan (L.) Millsp., Fabaceae): Artificial Trap Nests as a strategy for their conservation

open access: yesSociobiology, 2022
Solitary bees of the family Megachilidae are the key pollinators of pigeon pea. Artificial trap nests were used to study nesting parameters, such as occupancy rate, nest establishment time, and building pattern during the vegetative and flowering stages
Amala Udayakumar   +1 more
doaj   +1 more source

Artificial covering on trap nests improves the colonization of trap‐nesting wasps [PDF]

open access: yesJournal of Applied Entomology, 2008
AbstractTo evaluate the role that a trap‐nest cover might have on sampling methodologies, the abundance of each species of trap‐nesting Hymenoptera and the parasitism rate in a Canadian forest were compared between artificially covered and uncovered traps.
Taki, Hisatomo   +4 more
openaire   +2 more sources

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