Results 21 to 30 of about 3,291 (171)

The life cycles of Boyeria irene and Onychogomphus uncatus (Odonata: Aeshnidae, Gomphidae) in western Spain: A biometric study

open access: yesEuropean Journal of Entomology, 2018
Co-occurrence of species with similar trophic requirements, such as odonates, seems to depend both on them occupying different microhabitats and differing in their life-cycles.
Tatiana VELASCO-VILLANUEVA   +3 more
doaj   +1 more source

Dragonflies and Damselflies (Odonata: Insecta) of the Bor Wildlife Sanctuary, Wardha, Maharashtra, Central India [PDF]

open access: yesTravaux du Muséum National d’Histoire Naturelle “Grigore Antipa”, 2020
Dragonfly and damselfly (Odonata) species diversity was studied in the Bor wildlife sanctuary from 2011 to 2018. A total of 72 species of odonates belonging to 8 families were recorded. The study adds three new species for the Vidarbha region.
Ashish Tiple
doaj   +3 more sources

The Minnesota Species of Aeshna with Notes on their Habits and Distribution (Odonata: Aeshnidae) [PDF]

open access: yes, 2017
Apart from the well-known green darner, Anax junius, the species of Aeshna are the most familiar Minnesota Aeshnidae. These species are remarkably uniform in appearance.
Anderson, Myron A.   +2 more
core   +3 more sources

Road Mortality of Dragonflies (Odonata) in a Great Lakes Coastal Wetland [PDF]

open access: yes, 2018
Although road mortality of vertebrates has been well studied, road mortality of invertebrates has rarely been studied or considered in management scenarios. Mackinac Bay is an extensive coastal wetland in northern Michigan.
Riffell, Samuel Keith
core   +3 more sources

First Records for \u3ci\u3eAeshna Sitchensis\u3c/i\u3e (Odonata: Aeshnidae) and \u3ci\u3eEnallagma Clausum\u3c/i\u3e (Odonata: Coenagrionidae), and a Northwestern Record for the State-Endangered \u3ci\u3eSomatochlora Incurvata\u3c/i\u3e (Odonata: Corduliidae) in Wisconsin [PDF]

open access: yes, 2018
While surveying for Odonata in coastal peatlands and associated shoreline areas adjacent to Lake Superior in Wisconsin, we documented populations of two new state record species, the zig-zag darner (Aeshna sitchensis Hagen) and the alkali bluet ...
DuBois, Robert B   +4 more
core   +2 more sources

Boyeria irene (Fonscolombe, 1838) y Cordulegaster boltonii (Donovan, 1807) (Odonata): dos estrategias en cuanto a sustratos de emergencia de larvas en un mismo hábitat

open access: yesGraellsia, 2017
Se presentan datos sobre emergencia de Cordulegaster boltonii y Boyeria irene en un río de montaña del centro de España (altitud 1200 m s.n.m.) donde coexisten ambas especies, basados en la recogida semanal de exuvias.
Patricia Casanueva   +3 more
doaj   +1 more source

Odonates of three selected tiger reserves of Madhya Pradesh, Central India [PDF]

open access: yesCheck List, 2013
Odonates (Damselflies and Dragonflies) were recorded from three Tiger Reserves of Madhya Pradesh, Central India, including Kanha, Pench and Bandhavgarh, where 47 species were recorded within 7 families and 31 genera. We recorded 44 species from Kanha, 41
Sunit Das   +8 more
doaj   +3 more sources

How Did E. M. Walker Measure the Length of the Labium of Nymphs of \u3ci\u3eAeshna\u3c/i\u3e and \u3ci\u3eRhionaeschna\u3c/i\u3e (Odonata: Aeshnidae)? [PDF]

open access: yes, 2018
The exhaustive studies of nymphs of Aeshna Fabricius and Rhionaeschna Förster by E. M. Walker (1912-1958) have long guided the taxonomy of these groups and formed the basis for keys still in use today.
DuBois, Robert B, Tennessen, Kenneth J
core   +2 more sources

Ten new records of Odonata for Colombia (Coenagrionidae, Aeshnidae)

open access: yesBiota Colombiana, 2023
We report ten new records of Odonata, including the true distribution of Acanthagrion yungarum Ris, 1918 in Colombia. The genus Dolonagrion Garrison & von Ellenrieder, 2008 is reported for the first time in the country with notes of its habitat.
Yiselle Cano-Cobos   +2 more
doaj   +1 more source

Bio-Inspired Interlocking Micro-Patterning for Tunable, Switchable and Selective Adhesion in Wet and Dusty Environments. [PDF]

open access: yesSmall
A new class of microfastener geometries is proposed, coming from biomimetic considerations and design optimization based on an original theoretical framework that is validated through testing and simulations. Demonstrators are assembled to present the impact that this technology can have on multiple fields: From precision grasping to drug delivery ...
Bruno M   +4 more
europepmc   +2 more sources

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