The south coast of the UK features a number of habitats rich in ground-nesting aculeate wasps and bees. Many of these are in predominantly sandy areas due to nesting requirements, but adjacent heathland may be especially critical in providing rich flower sources for these insects. A surprisingly small transition zone between Hard Cliff and Maritime Heath habitats was found to support an unusually rich local fauna of ground-nesting bees and wasps, near the top of a promontory known as Carn Du, SE of Lamorna Cove in south-western Cornwall. In an area of partly exposed sandy soil measuring approximately 20 m, more than twenty species (ten solitary bees, 10 aculeate wasps) were found during summer 2024, along with a handful of rarely observed species. We report the species found nesting there and illustrate many of them via field photographs.
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http://dx.doi.org/10.3897/BDJ.12.e138021 | DOI Listing |
Environ Toxicol Pharmacol
January 2025
Dipartimento di Agricoltura, Alimentazione e Ambiente, sez. Entomologia applicata. Università degli Studi di Catania, Via S. Sofia 100, Catania 95123, Italy.
Ground-nesting solitary bees are the most abundant bee species in the xeric areas of the world, but the effects of agrochemicals on them have been little studied. Herein, we evaluated the topical toxicity of an insecticide, a herbicide, and an essential oil on Mediterranean ground-nesting bees (Andrena impunctata, A. nigroolivacea, A.
View Article and Find Full Text PDFJ Exp Biol
December 2024
Department of Biology, University of Central Oklahoma, Edmond, OK 73034, USA.
Organisms may simultaneously face thermal, desiccation and nutritional stress under climate change. Understanding the effects arising from the interactions among these stressors is relevant for predicting organisms' responses to climate change and for developing effective conservation strategies. Using both dynamic and static protocols, we assessed for the first time how sublethal desiccation exposure (at 16.
View Article and Find Full Text PDFPLoS One
December 2024
Department of Soil Sciences, Ambo University, Mamo Mezemir Campus, Guder, Ethiopia.
The study was conducted to characterize the physicochemical properties of honey produced from underground nesting stingless bees (Meliponula beccarii) in the Dandi and Meta Robi districts of the West Shewa zone, Ethiopia. A total of 27 honey samples, including 24 samples collected through careful investigation and excavation of natural nests and 3 samples purchased from the market, were analyzed in the laboratory. The evaluated physicochemical properties showed an overall mean of 306.
View Article and Find Full Text PDFBiodivers Data J
November 2024
Treveth, Lamorna, Penzance, United Kingdom Treveth Lamorna, Penzance United Kingdom.
Biol Rev Camb Philos Soc
November 2024
Centre d'Ecologie Fonctionnelle et Evolutive, Univ Montpellier, CNRS EPHE, IRD, 1919 route de Mende, Montpellier, 34293, France.
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