Results 81 to 90 of about 5,384 (163)

Thermal Plasticity in a Cross‐Sexual Transfer Trait: Geographic Variation and Phenotypic Integration of Blue Wing Colour in Female Butterflies [PDF]

open access: yesEcol Lett
We provide a first test whether female colour variation in common blue butterflies (a) has arisen through cross‐sexual transfer. Analyses of museum specimens (b) show that the distribution of females wing colour varies in a geographic mosaic pattern, and laboratory experiments (c) show that this variation is both genetically determined and impacted by ...
Friberg M   +3 more
europepmc   +2 more sources

Coloration in Argia damselflies of Central Mexico responds to changes in herbaceous vegetation La coloración de caballitos del diablo del género Argia responde a cambios en la cobertura de vegetación herbácea en el Centro de México

open access: yesInsect Conservation and Diversity, Volume 18, Issue 4, Page 593-603, July 2025.
The increase in urban lands and the vegetation loss implies changes in the colour of the background which in turn could cause changes in the coloration of individuals. We measured changes in body lightness of damselflies through 19 sites in Central Mexico, with a different degree of urbanisation and a different percentage of native vegetation. We found
Teresa L. Ramos‐Merino   +1 more
wiley   +1 more source

Previously unpublished Odonata records from Sarawak, Borneo : part 1, Kuching Division excluding Kubah National Park, and Samarahan Division [PDF]

open access: yes, 2013
Records of Odonata from Kuching and Samarahan, the western administrative divisions of Sarawak in Malaysian Borneo, are presented. Forty-two species are listed from Bako National Park, and eighty-nine species are listed from various other locations ...
Dow, Rory A., Reels, Graham T.
core  

The water mites (Acari: Hydrachnidia) of the standing waters of Corsica, Sardinia and Sicily: review and new data [PDF]

open access: yes, 2014
A compilation of our present knowledge of the water mites (Acari: Hydrachnidia) adapted to life in standing waters on the three large islands in the western Mediterranean (Corsica, Sardinia and Sicily) is provided.
Dossena, M   +4 more
core   +2 more sources

Submersed Aquatic Vegetation Enhances Density and Diversity of Epifaunal Invertebrates Compared to Filamentous Mats in the Central Baltic Sea

open access: yesEcology and Evolution, Volume 15, Issue 6, June 2025.
This study evaluates the relative importance of Submersed Aquatic Vegetation (SAV) and filamentous mats in shaping epifaunal invertebrate communities in the central Baltic Sea. Our results showed that diversity, vertical structure, and biomass of SAV were all positively associated with higher total epifaunal abundance and greater abundance of ...
Chiara D'Agata   +5 more
wiley   +1 more source

Intraspecific predation in immature Coenagrion puella (L.): a switch in food selection? (Zygoptera: Coenagrionidae) [PDF]

open access: yes, 1997
Observations on cannibalism in outdoor insectaries are presented. The behavioural interactions are described. Cannibalism (in both sexes) occurred only during periods of cold weather.
Kröger, C., Rolff, Jens
core   +1 more source

Emergence patterns of Coenagrion hastulatum (Charpentier) in northern Germany (Zygoptera: Coenagrionidae) [PDF]

open access: yes, 1997
The emergence patterns were followed closely at a pond E of Braunschweig. The emergence period lasted 24 days and the EM50 was reached after 11 days. Due to its emergence phenology. C. hastulatum is classified as a summer species.
Befeld, S.   +3 more
core   +1 more source

Previously unpublished Odonata records from Sarawak, Borneo : part 2, Kubah National Park [PDF]

open access: yes, 2013
Records of Odonata from Kubah National Park, near Kuching in west Sarawak, are presented. Eighty-five species are known from the national park. Notable records include Drepanosticta drusilla, Rhinocypha species cf spinifer, Bornagriolestes species ...
Butler, Stephen G.   +2 more
core  

SPESIES CAPUNG (ORDO ODONATA) PADA PERTANAMAN PADI DI BEBERAPA SAWAH SEKITAR DENPASAR, BALI

open access: yesSimbiosis: Journal of Biological Sciences, 2019
Dragonfly is an insect which belongs to the Odonata order and consists of the suborder Anisoptera (dragonflies) and the suborder Zygoptera (damselflies). Its habitat is very wide including in the rice field.
Ni Made Suartini, Ni Wayan Sudatri
doaj   +1 more source

A revised and updated Odonata checklist of Samoa (Insecta: Odonata) [PDF]

open access: yes, 2013
Odonata records of the Samoan Archipelago are updated and an updated checklist provided. It is part of an ongoing assessment of the fauna, taxonomy and distributionof the Pacific island dragonflies. The checklist follows recent reviews published/prepared
Chinn, Warren   +4 more
core  

Home - About - Disclaimer - Privacy