Results 11 to 20 of about 22,796 (268)

RNA virus spillover from managed honeybees (Apis mellifera) to wild bumblebees (Bombus spp.).

open access: yesPLoS ONE, 2019
The decline of many bumblebee species (Bombus spp.) has been linked to an increased prevalence of pathogens caused by spillover from managed bees. Although poorly understood, RNA viruses are suspected of moving from managed honeybees (Apis mellifera ...
Samantha A Alger   +3 more
doaj   +2 more sources

The Pathogens Spillover and Incidence Correlation in Bumblebees and Honeybees in Slovenia

open access: yesPathogens, 2021
Slovenia has a long tradition of beekeeping and a high density of honeybee colonies, but less is known about bumblebees and their pathogens. Therefore, a study was conducted to define the incidence and prevalence of pathogens in bumblebees and to ...
Metka Pislak Ocepek   +3 more
doaj   +2 more sources

Prevalence of infection by the microsporidian Nosema spp. in native bumblebees (Bombus spp.) in northern Thailand.

open access: yesPLoS ONE, 2019
Bumblebees (tribe Bombini, genus Bombus Latreille) play a pivotal role as pollinators in mountain regions for both native plants and for agricultural systems.
Chainarong Sinpoo   +3 more
doaj   +2 more sources

Gap perception in bumblebees [PDF]

open access: yesJournal of Experimental Biology, 2018
AbstractA number of insects fly over long distances below the natural canopy where the physical environment is highly cluttered consisting of obstacles of varying shape, size and texture. While navigating within such environments animals need to perceive and disambiguate environmental features that might obstruct their flight. The most elemental aspect
Ravi, Sridhar   +6 more
openaire   +3 more sources

Bumblebees can discriminate between scent-marks deposited by conspecifics [PDF]

open access: yesScientific Reports, 2017
Bumblebees secrete a substance from their tarsi wherever they land, which can be detected by conspecifics. These secretions are referred to as scent-marks, which bumblebees are able to use as social cues.
Giuggioli, Luca   +2 more
core   +3 more sources

Elevated temperature affects energy metabolism and behavior of bumblebees.

open access: yesInsect Biochemistry and Molecular Biology, 2023
Bumblebees (Bombus eximius) are one of the most prominent pollinators in the agricultural industry because of their adaptation to temperate climates and pollination behavior (buzz pollination).
Yun-Yeh Kuo   +4 more
semanticscholar   +1 more source

Glyphosate impairs collective thermoregulation in bumblebees

open access: yesScience, 2022
Insects are facing a multitude of anthropogenic stressors, and the recent decline in their biodiversity is threatening ecosystems and economies across the globe.
A. Weidenmüller   +4 more
semanticscholar   +1 more source

Climate change winners and losers among North American bumblebees

open access: yesBiology Letters, 2022
Mounting evidence suggests that climate change, agricultural intensification and disease are impacting bumblebee health and contributing to species’ declines. Identifying how these factors impact insect communities at large spatial and temporal scales is
Hanna Jackson   +5 more
semanticscholar   +1 more source

Fungicide and insecticide exposure adversely impacts bumblebees and pollination services under semi-field conditions.

open access: yesEnvironment International, 2021
Sulfoximines, the next generation systemic insecticides developed to replace neonicotinoids, have been shown to negatively impact pollinator development and reproduction.
Giovanni Tamburini   +10 more
semanticscholar   +1 more source

Field-realistic acute exposure to glyphosate-based herbicide impairs fine-color discrimination in bumblebees.

open access: yesScience of the Total Environment, 2022
Pollinator decline is a grave challenge worldwide. One of the main culprits for this decline is the widespread use of, and pollinators' chronic exposure to, agrochemicals.
M. Helander   +7 more
semanticscholar   +1 more source

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