Results 1 to 10 of about 15,123 (122)

New species of the cuckoo bee genus Austrosphecodes Michener, 1978 (Hymenoptera: Apoidea: Sphecodini) and a key for Brazilian species

open access: yesEuropean Journal of Taxonomy, 2022
The bee genus Austrosphecodes Michener, 1978 comprises 29 obligatory cleptoparasitic species distributed from Chile to Mexico. Currently, three species are known to occur in Brazil, Austrosphecodes brasiliensis (Schrottky, 1910), A. inornatus (Schrottky,
Rodrigo Barbosa Gonçalves   +1 more
doaj   +1 more source

Range Expansion of the Cleptoparasitic Orchid Bee Aglae caerulea in the Pantanal of Mato Grosso, Brazil

open access: yesSociobiology, 2020
In the present study, a new occurrence of Aglae caerulea Lepeletier & Audinet-Serville is reported within a few km of the seasonal flooded plain limits of the Pantanal in the Paraguay basin, reinforcing the idea that this species coexists with its ...
Marta Helena Schorn de Souza   +7 more
doaj   +1 more source

A systemic fungicide might reduce the male genitalia of a stingless bee species by one-third

open access: yesEntomological Communications, 2023
Bees are essential pollinating insects that significantly contribute to crop production. However, the use of pesticides in modern agriculture has resulted in bees being exposed to a plethora of harmful substances.
Jenifer D. Ramos   +3 more
doaj   +1 more source

Potencial de espécies arbóreas para a nidificação de abelhas mativas no bioma Caatinga

open access: yesBiodiversidade Brasileira, 2022
A biodiversidade da Caatinga, bioma exclusivamente brasileiro com alto grau de endemismo, está constantemente ameaçada pelas ações antrópicas, especialmente o desmatamento. Em consequência, as abelhas têm seus nichos ecológicos impactados. Nesse sentido,
Juliana Bendini   +3 more
doaj   +1 more source

Contrasting patterns of foraging behavior in neotropical stingless bees using pollen and honey metabarcoding

open access: yesScientific Reports, 2023
Stingless bees are major flower visitors in the tropics, but their foraging preferences and behavior are still poorly understood. Studying stingless bee interactions with angiosperms is methodologically challenging due to the high tropical plant ...
Aline C. Martins   +13 more
doaj   +1 more source

Companheiras indispensáveis: abelhas em crise, imaginário distópico e antropologia no Antropoceno [PDF]

open access: yesHorizontes Antropológicos, 2023
Resumo O presente artigo destaca o profundo vínculo entre abelhas e humanos constituído pela intermediação do mel, o qual é produzido pelas abelhas e consumido pelos humanos.
Érica Onzi Pastori
doaj   +1 more source

Captura e manejo de abelhas nativas sem ferrão: um guia técnico de captura e manutenção de colônias para uso em ensaios laboratoriais e educacionais

open access: yesEntomology Beginners, 2023
As abelhas nativas sem ferrão desempenham um papel imprescindível no setor econômico e ecossistêmico. São valiosas não apenas comercialmente, devido ao mel com propriedades medicinais únicas, mas também como polinizadoras, promovendo a diversificação ...
Aline Arantes de Oliveira   +9 more
doaj   +1 more source

Data relating to threats to passion fruit production in the Neotropics due to agricultural area loss and pollinator mismatch as consequence of climate changes

open access: yesData in Brief, 2019
The data in this article are associated with the research article ‘Agricultural area losses and pollinator mismatch due to climate changes endanger passion fruit production in the Neotropics’ (A.D. Bezerra et al. 2019).The data consists of the occurrence
Antonio Diego M. Bezerra   +4 more
doaj   +1 more source

Abelhas na educação em ciências: o que trazem os livros didáticos de ciências dos anos finais do ensino fundamental

open access: yesRevista Brasileira de Ensino de Ciência e Tecnologia, 2022
Abelhas são insetos extremamente importantes para a manutenção da vida no planeta, e oferecem inúmeras possibilidades didáticas no Ensino de Ciências.
Lara Amélia Dreon Lohmann   +1 more
doaj   +1 more source

Congregation Sites and Sleeping Roost of Male Stingless Bees (Hymenoptera: Apidae: Meliponini)

open access: yesSociobiology, 2014
Very little is known about stingless bee reproductive biology or male behaviour. In this note we provide the first observations on the male aggregations (congregation sites and roosting sites) of some stingless bee species.
Charles Fernando dos Santos   +3 more
doaj   +3 more sources

Home - About - Disclaimer - Privacy