Results 1 to 10 of about 2,449 (181)

Wild Bee Assemblages and Pollination Networks of Managed Emergent Wetlands in Central New York, USA [PDF]

open access: yesEcology and Evolution
To effectively protect wild bee pollinators and the services they provide, it is critical to gather data on their distributions, life histories, and interactions with plants among a diversity of habitat types. Wetlands are underrepresented in bee surveys,
Molly M. Jacobson   +4 more
doaj   +2 more sources

Do Patches of Flowering Plants Enhance Insect Pollinators in Apple Orchards? [PDF]

open access: yesInsects, 2023
Apples depend on insect pollination but intensification of agriculture jeopardizes pollination services in agroecosystems. Concerns about the dependency of crop pollination exclusively on honey bees increase the interest in agricultural practices that ...
Myrto Barda   +3 more
doaj   +2 more sources

Ensemble Models Predict Invasive Bee Habitat Suitability Will Expand under Future Climate Scenarios in Hawai’i [PDF]

open access: yesInsects, 2021
Climate change is predicted to increase the risk of biological invasions by increasing the availability of climatically suitable regions for invasive species. Endemic species on oceanic islands are particularly sensitive to the impact of invasive species
Jesse A. Tabor, Jonathan B. Koch
doaj   +2 more sources

Pollination Biology and Life History Traits of the Rare Las Vegas Bear Poppy (Arctomecon californica) [PDF]

open access: yesPlants
Arctomecon californica, the Las Vegas bear poppy, is a rare plant found only in the eastern Mojave Desert of North America. Because of recent declines in the populations of this endemic plant, conservationists are currently seeking protection for A ...
Sarit Chanprame   +2 more
doaj   +2 more sources

No evidence for environmental filtering of cavity‐nesting solitary bees and wasps by urbanization using trap nests [PDF]

open access: yesEcology and Evolution, 2022
Spatial patterns in biodiversity are used to establish conservation priorities and ecosystem management plans. The environmental filtering of communities along urbanization gradients has been used to explain biodiversity patterns but demonstrating ...
Garland Xie   +3 more
doaj   +2 more sources

New and little-known bees of the genus Hylaeus Fabricius, 1793 (Hymenoptera, Colletidae) from the Caucasus region [PDF]

open access: yesJournal of Hymenoptera Research, 2021
New records on 32 species of the genus Hylaeus Fabricius, 1793 (Hymenoptera: Colletidae) from the Caucasus region are presented. Hylaeus alievi Dathe & Proshchalykin, sp. nov. is described from Azerbaijan.
Maxim Yu. Proshchalykin, Holger H. Dathe
doaj   +3 more sources

Contributions to a revision of the Hylaeus brevicornis group (Hymenoptera, Anthophila, Colletidae) [PDF]

open access: yesContributions to Entomology, 2022
The Hylaeus brevicornis group of the subgenus Dentigera is defined and revised. A total of 22 species are included in the group, their circumscription and identification using morphological characters is described and discussed, and their distribution is
Holger H. Dathe
doaj   +3 more sources

The hidden diet – examination of crop content reveals distinct patterns of pollen host use by Central European bees of the genus Hylaeus (Hymenoptera, Colletidae) [PDF]

open access: yesAlpine Entomology, 2023
Masked or yellow-faced bees of the genus Hylaeus (Colletidae) differ in their mode of pollen transportation from most other bees in that they ingest the pollen directly on the flowers and carry it back to the nest inside the crop located in the anterior ...
Andreas Müller
doaj   +3 more sources

New insights into the taxonomy of the Hylaeus xanthostoma complex and further additions to the African Hylaeus fauna (Hymenoptera, Anthophila, Colletidae) [PDF]

open access: yesContributions to Entomology, 2023
Within the genus Hylaeus subgenus Deranchylaeus, from sub-Saharan Africa, a distinctive new subgroup of species is established. The females of this subgroup share a striking character: the orange-coloured lower face, previously known only in H ...
Holger H. Dathe
doaj   +3 more sources

Informe faunístico del género Hylaeus Fabricıus, 1793 (Hymenoptera: Colletidae) de Anatolia (Türkiye), con dos nuevos registros para el país

open access: yesGraellsia, 2023
Este estudio contribuye al conocimiento de la fauna del género Hylaeus Fabricius, 1793 (Hymenoptera: Colletidae) en Turquía con base en especímenes recolectados en las provincias de Diyarbakır y Bingöl ubicadas en el este de Turquía entre 2016 y 2021 ...
Emin Kaplan
doaj   +1 more source

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