Results 91 to 100 of about 3,923 (211)

Localised patterns of wild bee abundance indicate woodlands play multiple roles in supporting farmland populations

open access: yesInsect Conservation and Diversity, Volume 18, Issue 6, Page 997-1012, November 2025.
Across 12 farmland sites, we deployed wild bee traps in deciduous woodland canopies and understories, and in an open habitat (at field margins) before and after canopy closure. Post‐canopy closure, understory activity (relative to field margins) generally decreased, but higher temperatures may have increased its likelihood.
Guthrie Allen   +4 more
wiley   +1 more source

Bee communities (Hymenoptera: Anthophila) of the "Cerrado" ecosystem in Sao Paulo State, Brazil [PDF]

open access: yes, 2009
Five surveys of the bee communities in four "Cerrado" ecosystem reserves in Sao Paulo State were compared for species richness and similarity. These areas are fragment vegetation reser-reserves located in the Cerrado Corumbata Reserve (Corumbata), Jata ...
ANDENA, S. R.   +5 more
core   +2 more sources

Associations between soil characteristics and ground‐nesting bees on farms Associations entre les caractéristiques du sol et les abeilles terricoles dans les exploitations agricoles

open access: yesInsect Conservation and Diversity, Volume 18, Issue 6, Page 1037-1052, November 2025.
We collected ground‐nesting bees at 35 farms over two summers and assessed their abundance, diversity, and community composition in relation to local soil characteristics (texture, compaction, slope, and ground cover). Ground‐nesting bee abundance and species richness increased with bare ground and sand content.
Cécile M. Antoine   +2 more
wiley   +1 more source

Phylogenetic analysis of the mitochondrial genomes in bees (Hymenoptera: Apoidea: Anthophila)

open access: yesPLOS ONE, 2018
In this study, the first complete mitogenome of Andrenidae, namely Andrena camellia, is newly sequenced. It includes 13 protein-coding (PCG) genes, 22 transfer RNA (rRNA) genes, two ribosomal RNA (tRNA) genes, and a control region. Among PCGs, high conservation is observed in cytochrome oxidase genes with cox1 exhibits the highest conservation ...
Bo He   +4 more
openaire   +4 more sources

Two species of Megachile Latreille, 1802 new to the Iberian Peninsula (Hymenoptera, Megachilidae)

open access: yesBoletín de la Asociación Española de Entomología
Identification of material obtained in various bee surveys at several sites across Catalonia (NE Spain) has revealed the occurrence of two species of Megachile previously unrecorded from the Iberian Peninsula: Megachile (Megachile) alpicola and Megachile
Antonio Burguillos   +8 more
doaj   +1 more source

First report of Monoeca in Argentina, with description of two new species (Hymenoptera: Apidae) [PDF]

open access: yes, 2016
Two new species of the oil-collecting bee genus Monoeca Lepeletier & Audinet-Serville (Apidae: Tapinotaspidini) are described and figured from females and males captured in north - eastern Argentina.
Roig Alsina, Arturo Hernan   +1 more
core   +2 more sources

Minimising insect mortality during grassland mowing: The potential of insect chasing devices

open access: yesInsect Conservation and Diversity, Volume 18, Issue 6, Page 1086-1098, November 2025.
Insect chasing devices have a great potential to deter arthropods prior to mowing, thereby reducing mortality. The effectiveness of mechanical flushing bars is limited and depends on driving speed, vegetation structure and species composition. The blowing device is the most independent of external factors and therefore the most effective.
Lea von Berg   +6 more
wiley   +1 more source

A dozen of new species of orchid bees (Hymenoptera: Euglossini) from Brazil and Ecuador

open access: yesRevista Chilena de Entomología
New species of orchid bees, eleven from Brazil and one from Ecuador, are here described, two in the genus Eufriesea (Ef. aequatoriana sp. nov. and Ef. patrice sp. nov.), seven in Euglossa (Euglossa) (Eg. aeneolusa sp. nov., Eg. caruaruensis sp. nov., Eg.
Marcio Luiz de Oliveira
doaj   +1 more source

Species status and new distribution records for Lithurgus huberi (Hymenoptera, Megachilidae, Lithurginae)

open access: yesJournal of Hymenoptera Research, 2013
Notes are provided on the morphology of males and females of the enigmatic Lithurgus huberi Ducke (Lithurginae: Lithurgini), a species historically believed to have been introduced into South America from Asia and to be a possible synonym of the more ...
Victor Gonzalez   +3 more
doaj   +1 more source

Halictus hedini hedini (Hymenoptera: Halictidae) newly recorded from Japan, revealed by DNA barcoding and morphology [PDF]

open access: yes, 2019
Halictus hedini hedini Blüthgen is newly recorded from Japan. The species had been previously mistaken for the Holarctic species H. rubicundus (Christ), which is removed from the Japanese fauna.
Gibbs, Jason, Murao, Ryuki
core   +2 more sources

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