Results 41 to 50 of about 205,142 (247)

Conservation of solitary bees in power-line clearings: Sustained increase in habitat quality through woody debris removal

open access: yesGlobal Ecology and Conservation, 2020
Declining populations of wild pollinators have increased the interest in the management of human-modified landscapes for pollinator conservation. Modified landscape features, such as power-line clearings, may provide valuable habitats with increased ...
M. Steinert   +3 more
doaj   +1 more source

Solitary Bees

open access: yesScientific American, 1984
For most people the beehive and the intricate social organization of the honeybees that populate it are the hallmark of bee life. In reality more than 85 percent of the some 20,000 bee species are not social but solitary. Each female independently mates, makes her own nest of about 10 brood cells, stocks the cells with food for the young, lays an egg ...
openaire   +1 more source

Wild solitary bees and their use of bee hotels in southwest Spain

open access: yesJournal of Apicultural Research, 2021
There is an increasing interest in preserving and, if possible, increasing wild bee populations as evidenced by increasinginvestigations into providing supplemental nesting resources, commonly called bee hotels. The study presented herewas carried out in 2017 and 2018 with two objectives: a) to understand the role that insect refuges could have ...
José Enrique González-Zamora   +2 more
openaire   +3 more sources

Solitary bee Epicharis albofasciata. [PDF]

open access: yes, 2016
8 pages : illustrations (some color) ; 26 cm.This paper describes the extensive nesting site and the nesting behavior of a large population of the solitary, ground-nesting bee Epicharis (Epicharoides) albofasciata Smith, found in Trinidad in association ...
Rozen, Jerome G., Jr. (Jerome George), 1928-
core   +1 more source

Solitary Bees

open access: yesCastlemaine Naturalist, 1994
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +1 more source

Foraging ranges of solitary bees

open access: yesJournal of Animal Ecology, 2002
Summary Habitat requirements of solitary bees include nesting sites, food resources and nesting material. We used translocation experiments to establish foraging distances and measured foraging trip duration to analyse how solitary bees cope with the distance between nesting sites and suitable food plants in different habitat types.
Gathmann, Achim, Tscharntke, Teja
openaire   +2 more sources

First Recombinant Expression, Purification, and Film Formation of a Single Solitary Bee Silk Protein from Osmia lignaria

open access: yesSynBio
Solitary bees account for most described bee species worldwide, with many spinning silk fibers to form protective cocoons during development; however, solitary bee silk proteins remain largely unexplored in recombinant systems and biomaterial fabrication.
Oran Wasserman   +8 more
doaj   +1 more source

Desynchronizations in bee–plant interactions cause severe fitness losses in solitary bees [PDF]

open access: yesJournal of Animal Ecology, 2017
Abstract Global warming can disrupt mutualistic interactions between solitary bees and plants when increasing temperature differentially changes the timing of interacting partners. One possible scenario is for insect phenology to advance more rapidly than plant phenology.
Mariela Schenk   +2 more
openaire   +3 more sources

A novel approach for acute single dose toxicity testing on a solitary bee, Osmia bicornis [PDF]

open access: yes, 2023
Robust laboratory-based guidelines for acute oral toxicity testing in solitary bee species are urgently needed to assess the risks of plant protection products and their active ingredients.
Straub, Lars   +4 more
core   +1 more source

Evidence for adaptive explanations of semelparity in animals

open access: yesBiological Reviews, EarlyView.
ABSTRACT Semelparity, the reproductive strategy of reproducing once, is widespread but uncommon in animals. Classes of models to explain the evolution of semelparity are based either on age structure and mortality schedules – demographic models in which high post‐reproductive mortality risk favours high reproductive effort and semelparity results from ...
Diana O. Fisher   +1 more
wiley   +1 more source

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