Results 1 to 10 of about 1,251 (197)

Diversity and distribution of orchid bees (Hymenoptera: Apidae, Euglossini) in Belize [PDF]

open access: yesPeerJ, 2023
Background Orchid bees are abundant and widespread in the Neotropics, where males are important pollinators of orchids they visit to collect fragrant chemicals later used to court females.
Kevin M. O’Neill   +4 more
doaj   +3 more sources

Using ecological niche models and niche analyses to understand speciation patterns: the case of sister neotropical orchid bees. [PDF]

open access: yesPLoS ONE, 2014
The role of past connections between the two major South American forested biomes on current species distribution has been recognized a long time ago. Climatic oscillations that further separated these biomes have promoted parapatric speciation, in which
Daniel P Silva   +3 more
doaj   +2 more sources

Going up: new altitudinal records of orchid bees (Hymenoptera: Apidae) in the inter-Andean valleys of southern Ecuador and their potential dispersal route

open access: yesRevista Chilena de Entomología, 2023
Orchid bees are a conspicuous and ecologically important group of insects, commonly distributed at medium and low altitudes in tropical ecosystems. Therefore, new recordings of orchid bees at higher altitudes are interesting.
Manuela Burbano, Michelle Armijos
doaj   +1 more source

Orchid bees enhance seed set production of an understory herb in the Western Brazilian Amazon

open access: yesJournal of Pollination Ecology, 2023
Bee pollination is an important ecosystem service related to the maintenance of many flowering plants. We evaluated the relationship between orchid bee foraging time and the density of flowering plants and whether visitation varied according to the sex ...
Thaline Brito   +4 more
doaj   +1 more source

Três novas espécies de abelhas da Amazônia pertencentes ao gênero Eulaema (Hymenoptera: Apidae: Euglossini) [PDF]

open access: yesActa Amazonica, 2006
Eulaema (Apeulaema) pseudocingulata sp. n., semelhante a E. (A.) cingulata (Fabricius, 1804) e com distribuição pela Amazônia e planalto das Guianas; Eulaem a (Eulaema) parapolyzona sp.
Marcio Luiz de Oliveira
doaj   +1 more source

Frecuencia de visita de Euglosinos (Hymenoptera: Apidae) a frutos maduros de Vanilla planifolia (Orchidaceae)

open access: yesActa Botanica Mexicana, 2022
Antecedentes y Objetivos: Se ha reportado la visita y recolección de fragancias en frutos del género Vanilla por abejas Euglosinas (Eulaema spp.). Sin embargo, en Vanilla planifolia aun no se ha registrado este comportamiento.
Miguel Ángel Lozano Rodríguez   +4 more
doaj   +1 more source

ABELHAS EUGLOSSINAE DE BARREIRINHAS, ZONA DO LITORAL DA BAIXADA ORIENTAL MARANHENSE [PDF]

open access: yesActa Amazonica, 1997
Machos de Euglossinac foram coletados nos cerrados da região de Barreirinhas, Zona do Litoral da Baixada Oriental Maranhense, com uso de cineol, eugenol, salicilato de metila e benzoato de benzila, como iscas. Foram encontradas 9 espécies distribuídas em
José Manuel Macário REBÊLO   +1 more
doaj   +1 more source

First Record of Brazil nut Pollinators Outside Amazon Biome

open access: yesFloresta e Ambiente, 2022
We present the first records of insect visitors and pollinators of Bertholletia excelsa (Lecythidaceae) in a 25 years plantation outside the Amazon biome, flowering and producing Brazil nuts. We installed a platform to observe and photograph the insects.
Clarissa de Moraes Sousa   +11 more
doaj   +1 more source

Observations on flower visitors to Bertholletia excelsa H.B.K. and Couratari tenuicarpa A.C. Sm. (Lecythidaceae) [PDF]

open access: yesActa Amazonica, 1985
Bees visiting flowers of Bertholletia excelsa. (Brazil Nut tree) and Couratari tenuicarpa were collected, their behavior described and the pollen found clinging to their dorsal thorax and stored on their legs was identified.
Β. W. Nelson   +3 more
doaj   +1 more source

Forest patch isolation drives local extinctions of Amazonian orchid bees in a 26 years old archipelago [PDF]

open access: yes, 2017
Major hydroelectric dams are among key emergent agents of habitat loss and fragmentation in lowland tropical forests. Orchid bees (Apidae, Euglossini) are one of the most important groups of specialized pollinators of flowering plants in Neotropical ...
Peres, Carlos A., Storck-Tonon, Danielle
core   +1 more source

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