Results 51 to 60 of about 1,089 (180)
Special Issue on Stingless bees: Integrating basic biology and conservation
It is easy to see why stingless bees (Meliponini) were chosen for this special issue, entitled Stingless bees: Integrating basic biology and conservation.
Cândida Maria Lima Aguiar +3 more
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ABSTRACT The large carpenter bees of the genus Xylocopa comprise almost 400 species distributed worldwide. Their large body and ability to build nests through woodworking make them one of the most remarkable groups of bees. In the Neotropics, they comprise over 100 species occurring in tropical and subtropical environments including islands in the ...
Gabriel A. R. Melo, Aline C. Martins
wiley +1 more source
Colony strength and queen replacement in Melipona marginata (Apidae: Meliponini) [PDF]
Physogastric queens of Melipona marginata were removed from their colonies in order to verify the acceptance of a new queen by workers. Colony strength was evaluated according to queen oviposition rate and comb diameters. Replacement was observed seven times.
openaire +5 more sources
Evolution of Phospholipase A2 in Bees and Flies
This study investigated the evolution of the PLA2 gene in bees and flies and compared the evolutionary rate between them, which denotes the toxic group and the non‐toxic group. The results showed that PLA2 was under purifying selection and that an accelerated evolution of PLA2 occurred in the toxic group when compared with the non‐toxic group ...
Siqi Yang, Minyu Wu, Ping Feng
wiley +1 more source
We report here for the first time the use of extrafloral nectaries of Bauhinia forficata Link by Tetragonisca angustula (Latreille, 1811). This behavior was observed in an urban area in southern Brazil during the afternoon between December 2018 and ...
10.35249/rche.45.4.19.18
doaj
Graphical Abstract of Factors Affecting the Saccharides Content of Fruits and Vegetables, for Analysis ABSTRACT This paper provides a decadal review of literature describing the analysis of simple saccharides and oligosaccharides in food by ion chromatography pulsed amperometric detection (IC/PAD) and ion chromatography mass spectrometry (IC/MS) as ...
Hans S. A. Yates +6 more
wiley +1 more source
Hygienic behavior in Melipona quadrifasciata anthidioides (Apidae, Meliponini) [PDF]
Hygienic behavior in stingless bees is a trait of workers that confers colony-level resistance against some brood diseases. Workers of hygienic colonies detect, uncap and remove dead or diseased brood from the nest cells. We examined the hygienic behavior in stingless bees (Melipona quadrifasciata anthidioides) from freeze-killed brood assay using ...
Jossimara Neiva de Jesus +4 more
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This article refers to the biology and ecology of stingless bees (Meliponini), living in tropical and subtropical areas. Similar to honey bees (Apis mellifera), stingless bees (Meliponini) belong to the category of proper social insects and are at the ...
Bąk-Badowska Jolanta +4 more
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At present a complete mtDNA sequence has been reported for only two hymenopterans, the Old World honey bee, Apis mellifera and the sawfly Perga condei. Among the bee group, the tribe Meliponini (stingless bees) has some distinction due to its Pantropical
Daniela Silvestre +2 more
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More than fruity scents: Pollination biology, scent, and spectral reflectance of Annonaceae species
We characterised the floral visual and olfactory cues of numerous Annonaceae species and reported their pollinators. We further assessed the olfactory space of most Annonaceae species available in the literature. Abstract The family Annonaceae possesses a broad array of floral phenotypes and pollination specializations, and are important in the plant ...
Ming‐Fai Liu +4 more
wiley +1 more source

