Results 51 to 60 of about 11,563 (218)

Forager bees (Apis mellifera) highly express immune and detoxification genes in tissues associated with nectar processing. [PDF]

open access: yes, 2015
Pollinators, including honey bees, routinely encounter potentially harmful microorganisms and phytochemicals during foraging. However, the mechanisms by which honey bees manage these potential threats are poorly understood.
Johnson, Brian R   +2 more
core   +1 more source

Cultivable fungal diversity associated with the digestive tube of stingless bees (Melipona spp.) in the Brazilian Amazonia

open access: yesActa Scientiarum: Biological Sciences
Stingless bees interact with diverse symbiotic organisms, such as bacteria, fungi, mites and insects. We isolated and identified filamentous fungi presents in the digestive tract of stingless bees (Melipona spp.) to quantify this association and ...
Cleomara Ramos Almeida   +3 more
doaj   +1 more source

From pollen provision to pollinator: Species‐specific sterol assimilation by wild bees in urban landscapes

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Human‐driven landscape change, particularly urbanization, is reshaping pollinator communities, yet the functional traits that mediate species persistence remain poorly understood. Dietary specialization is commonly used to predict species vulnerability.
Yan Yang   +5 more
wiley   +1 more source

Age polyethism in Plebeia emerina (Friese) (Hymenoptera: Apidae) colonies related to propolis handling [PDF]

open access: yes, 2010
Stingless bees collect plant resins and make it into propolis, although they have a wider range of use for this material than do honey bees (Apis spp.). Plebeia spp.
BLOCHTEIN, Betina   +3 more
core   +1 more source

Multi‐angle, cross‐domain fusion strategy enhances automated insect identification and hierarchical categorization: a case study on assassin bugs (Hemiptera: Reduviidae)

open access: yesCladistics, EarlyView.
Abstract Automated insect identification systems hold significant value for biodiversity monitoring, pest management, citizen science initiatives and systematic studies, particularly in an era of declining expertise in insect taxonomy. However, current deep learning approaches often rely on standardized specimen photos from limited‐angles and ...
Xinkai Wang   +10 more
wiley   +1 more source

Cosmos sulphureus: environmental bioindicator of diversity of bees

open access: yesActa Scientiarum: Animal Sciences
Among the flowers most visited by bees in Brazil, those belonging to the Asteraceae family stand out, and one of them is the cosmos (Cosmos sulphureus).
Darclet Teresinha Malerbo-Souza   +6 more
doaj   +1 more source

Occurrence of deformed wing virus variants in the stingless Melipona subnitida and honey Apis mellifera bee populations in North Eastern Brazil [PDF]

open access: yes, 2019
Deformed wing virus (DWV) is now a global insect pathogen. Brazilian stingless bees are a diverse group often managed in close proximity to honey bees. We investigated the prevalence and load of DWV in 33 stingless bees (Melipona subnitida) and 12 honey
Correia-Oliveira, ME   +4 more
core   +2 more sources

Stingless Bee (Apidae: Apinae: Meliponini) Ecology

open access: yesAnnual Review of Entomology, 2023
Stingless bees form perennial colonies of honey-making insects. The >600 species of stingless bees, mainly Neotropical, live throughout tropical latitudes. Foragers influence floral biology, plant reproduction, microbe dispersal, and diverse ecosystem functions.
openaire   +2 more sources

Insects and Survival: A Review of Primary and Secondary Defense Strategies

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
Based on a review of three decades of literature, insect defense mechanisms are classified into primary (I) and secondary (II) mechanisms of behavioral, morphological, and chemical nature. These mechanisms have been recorded in 22 (I) and 20 (II) orders, respectively.
Lucas Fernandes Silva   +3 more
wiley   +1 more source

Stingless-Bee Communication

open access: yesAmerican Scientist, 1999
Searching for a proto-dance language reveals possible stages in the evolution of methods by which experienced foragers lead others to food.
openaire   +5 more sources

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