Results 31 to 40 of about 75,810 (324)

Combined Effects of Pesticides and Electromagnetic-Fields on Honeybees: Multi-Stress Exposure

open access: yesInsects, 2021
Honeybee and general pollinator decline is extensively reported in many countries, adding new concern to the general biodiversity loss. Many studies were addressed to assess the causes of pollinator decline, concluding that in most cases multi-stress ...
Daniela Lupi   +11 more
doaj   +1 more source

Colouration in crab spiders: substrate choice and prey attraction [PDF]

open access: yes, 2005
Published version: http://jeb.biologists.org/content/208/10/1785/F3 ...
Cheng, K   +3 more
core   +1 more source

Honeybee navigation [PDF]

open access: yesCurrent Biology, 2003
Why the interest in honeybees? Many of us have marvelled at the ability of honeybees to find an attractive flower patch, miles away from their hive, and to return to it repeatedly with unerring accuracy. How do they do this with a brain smaller than a sesame seed? We don't know all the answers yet, but bees seem to be able to estimate the distance to a
openaire   +4 more sources

Evolutionary dynamics on a regular networked structured and unstructured multi‐population

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView., 2023
Abstract In this paper, we study collective decision‐making in a multi‐population framework, where groups of individuals represent whole populations that interact by means of a regular network. Each group consists of a number of players and every player can choose between two options.
Wouter Baar   +2 more
wiley   +1 more source

Potential distribution dataset of honeybees in Indian Ocean Islands: Case study of Zanzibar Island

open access: yesData in Brief, 2017
Honeybees (Apis mellifera) are principal insect pollinators, whose worldwide distribution and abundance is known to largely depend on climatic conditions.
Sizah Mwalusepo   +8 more
doaj   +1 more source

Late Winter Foraging by Honeybees (Hymenoptera: Apidae) at Sapsucker Drill Holes [PDF]

open access: yes, 2017
Observations of Apis mellifera foraging at sapsucker drill holes were made during February 1988 in southwestern Virginia. Foraging bouts were dependent upon temperature; more bees visited drill holes when ambient temperatures exceeded 10oC. Honeybees did
Williams, Charles E
core   +3 more sources

Gut microbiota structure differs between honeybees in winter and summer

open access: yesThe ISME Journal, 2019
Adult honeybees harbor a specialized gut microbiota of relatively low complexity. While seasonal differences in community composition have been reported, previous studies have focused on compositional changes rather than differences in absolute bacterial
Lucie Kešnerová   +5 more
semanticscholar   +1 more source

PRELIMINARY RESEARCHES REGARDING THE GENETIC AND MORPHOMETRIC CHARACTERIZATION OF HONEYBEES (A. MELLIFERA L.) FROM ROMANIA

open access: yesScientific Papers Animal Science and Biotechnologies, 2023
The international investigations regarding the honeybees’ diversity carried out until now have revealed a certain degree of genetic pollution in different countries from Europe, because of the import of more productive honeybees’ races or of some ...
ELIZA CAUIA   +7 more
doaj  

A virulent strain of Deformed Wing Virus (DWV) of Honeybees (Apis mellifera) prevails after Varroa destructor-mediated, or in vitro, transmission [PDF]

open access: yes, 2014
This work was supported by the Biotechnology and Biological Sciences Research Council, the Department for Environment, Food and Rural Affairs, the Natural Environment Research Council, the Scottish Government and the Wellcome Trust, under the Insect ...
Bull, James C.   +8 more
core   +3 more sources

Wild bee toxicity data for pesticide risk assessments [PDF]

open access: yes, 2019
Pollination services are vital for agriculture, food security and biodiversity. Although many insect species provide pollination services, honeybees are thought to be the major provider of this service to agriculture. However, the importance of wild bees
Lewis, Kathleen, Tzilivakis, John
core   +2 more sources

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