Results 51 to 60 of about 15,755 (228)

Description of the male Colletes vicugnensis Rojas and Toro (Hymenoptera: Colletidae) with an updated key to the males of the Colletes species with a metallic-blue metasoma from Chile

open access: yesRevista Chilena de Entomología, 2019
The male of the rare bee species Colletes vicugnensis Rojas and Toro is herein described and illustrated for the first time. Also, an identification key to the known males of the species of the genus with a metallic-blue metasoma found in Chile is ...
Rafael R. Ferrari
doaj   +1 more source

Epeoloides pilosulus (Cresson) Rediscovered in Michigan, with Notes on the Distribution and Status of its Macropis hosts. [PDF]

open access: yes, 2019
Epeoloides pilosulus (Cresson 1878) is one of the rarest bees in North America with only a handful of records since 1960. The last collection in Michigan was made in 1944.
Gibbs, Jason   +4 more
core   +2 more sources

Bee community and trait‐based responses to fire in a Mediterranean landscape

open access: yesInsect Conservation and Diversity, Volume 19, Issue 3, Page 530-547, May 2026.
Fire drives a short‐term increase in bee abundance and diversity, despite its strong negative impact on floral resources. Acting as an environmental filter, fire shapes bee communities as increased post‐fire fine‐scale heterogeneity favors bees with specific functional traits such as ground‐nesting and generalist species.
Georgios Nakas   +8 more
wiley   +1 more source

Using citizen science data to compare flight phenology of two oligolectic bees (Hymenoptera: Andrenidae) with the flowering of their host plants

open access: yesEuropean Journal of Entomology
Understanding the relationship between solitary bee flight and flowering phenology is globally relevant for environmental management and habitat restoration.
Per MILBERG, Anna PALM
doaj   +1 more source

Three new species of Eupetersia Blüthgen, 1928 (Hymenoptera, Halictidae) from the Oriental Region [PDF]

open access: yes, 2012
Three new species, Eupetersia (Nesoeupetersia) singaporensis sp. nov., collected in a mangrove swamp in Singapore, and Eupetersia (Nesoeupetersia) sabahensis sp.
Pauly, Alain
core   +3 more sources

Estimating wild bee population size with validated distance sampling

open access: yesInsect Conservation and Diversity, Volume 19, Issue 3, Page 469-483, May 2026.
Distance Sampling is a promising method to estimate population size but has never been validated on insects. We validated it on a honey bee population of known size. We applied Distance Sampling to three insular pollinators and found that estimates are consistent across days, match species phenology and reflect the expected influence of weather ...
Claudia Bruschini   +7 more
wiley   +1 more source

Abejas Altoandinas (Hymenoptera: Apoidea) en Arequipa, Perú.

open access: yesActa Biológica Colombiana, 2021
El presente estudio describe las abejas nativas en la Provincia Puna de la Región Andina, en la Reserva Nacional de Salinas y Aguada Blanca en Arequipa, Perú. Los muestreos se realizaron durante siete meses en tres zonas representativas del bosque de Polylepis y del ecosistema Yaretal entre los 3900-4300 m. s. n. m.
Yeison Andru Calizaya Melo   +2 more
openaire   +4 more sources

Stingless robber bees of the genus Lestrimelitta in Colombia (Hymenoptera: Apidae: Meliponini)

open access: yesCaldasia, 2019
Stingless bees (Apidae: Meliponini) are culturally and economically important bees and they repre-sent a major component of the Colombian melittofauna.
Diego A. Guevara   +2 more
doaj   +1 more source

گزارش جدید دو گونه زنبور خانواده (Crabronidae (Hymenoptera: Apoidea از ایران [PDF]

open access: yesنامه انجمن حشره‌شناسی ایران, 2019
در میان نمونه‌های حشرات جمع‌آوری شده به وسیله تلة مالیز از نقاط مختلف استان فارس، دو گونة Tachytes matronalis Dahlbom, 1845 و  Trypoxylon aegyptium Kohl, 1906 از زنـــــبورهــــای خانوادة (Crabronidae (Hymenoptera: Apoidea جمـع‌آوری و شنـاسایی شد که برای
مجید فلاح زاده   +3 more
doaj   +1 more source

First record of the invasive bee Anthidium manicatum (Hymenoptera: Megachilidae) in Chile [PDF]

open access: yes, 2015
The Palearctic wool carder bee Anthidium manicatum (Linnaeus) is recorded for the first time in Chile based on eight specimens collected on Lavandula sp. (Lamiaceae) in San Bernardo, Metropolitan Region.
Montalva, Jose Miguel   +2 more
core   +3 more sources

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