Results 1 to 10 of about 19,080 (352)

Flight of the dragonflies and damselflies [PDF]

open access: yesPhilosophical Transactions of the Royal Society B: Biological Sciences, 2016
This work is a synthesis of our current understanding of the mechanics, aerodynamics and visually mediated control of dragonfly and damselfly flight, with the addition of new experimental and computational data in several key areas. These are: the diversity of dragonfly wing morphologies, the aerodynamics of gliding flight, force generation in flapping
Richard J. Bomphrey   +3 more
openaire   +4 more sources

Dragonflies and Damselflies (Insecta: Odonata)

open access: yesEDIS, 2005
The order Odonata contains the dragonflies and damselflies and is one of the most popular insect groups. Odonates are popular with both the amateur and professional because they are large, colorful, easily observable and have exceptionally charismatic ...
Seth Bybee
doaj   +7 more sources

A straightforward protocol to sample morphological traits of dragonflies and damselflies in the field [PDF]

open access: yesEcology and Evolution
Scarcity of morphological data limits the potential of functional ecology approaches, which rely on traits to elucidate ecological processes. Dragonflies and damselflies (Odonata) are a frequently used ecological model for which, however, only limited ...
Roberto Novella Fernandez
doaj   +2 more sources

Camera-trapping estimates of the relative population density of Sympetrum dragonflies: application to multihabitat users in agricultural landscapes [PDF]

open access: yesPeerJ, 2023
Although camera trapping has been effectively used for wildlife monitoring, its application to multihabitat insects (i.e., insects requiring terrestrial and aquatic ecosystems) is limited.
Akira Yoshioka   +10 more
doaj   +2 more sources

Development of a camera trap for perching dragonflies: a new tool for freshwater environmental assessment [PDF]

open access: yesPeerJ, 2020
Although dragonflies are excellent environmental indicators for monitoring terrestrial water ecosystems, automatic monitoring techniques using digital tools are limited. We designed a novel camera trapping system with an original dragonfly detector based
Akira Yoshioka   +6 more
doaj   +2 more sources

Diversity and Abundance Dragonflies (Odonata) at Mount Sigogor Nature Reserve Area, Ponorogo Regency, East Java, Indonesia

open access: yesJurnal Biota, 2021
Mount Sigogor Nature Reserve area is a mountainous tropical rain forest, administratively located in Pupus Village, Ngebel District, Ponorogo Regency, East Java, Indonesia. One of the main functions of this nature reserve is as a water catchment area for
Muhamad Azmi Dwi Susanto, Saiful Bahri
doaj   +1 more source

Dragonflies (Odonata) of the Nature Reserve Torozlín and water area Štrkáreň gravel-pit in the southwestern part of the Slovak Republic [PDF]

open access: yesActa Fytotechnica et Zootechnica, 2017
Over the period of the years 2014 and 2015 in the locality of nature reserve Torozlín and water area Štrkáreň gravel-pit being located at the village Komjatice, lying in the southwestern part of the Podunajská pahorkatina upland was evaluated the species
Mária Babošová   +2 more
doaj   +1 more source

Dragonflies of Moldova: an updated checklist of the Odonata fauna

open access: yesGeo&Bio, 2023
The present research compiles all known records of dragonflies in Moldova, including Transnistria (from the beginning of the 20th century until present), based on all known literature and other sources, and also the personal observations of the author in
Olena Dyatlova
doaj   +1 more source

Chasing a Dragonfly on the Lawn [PDF]

open access: yesScience Innovation, 2015
In this paper the authors aim to discuss a series of surveys conducted over the past two years through web-survey, through which issues related to eating disorders have been scrutinized with the objective of giving a portrait as to the several aspects concerning those who live in a state of distress by cause of chronic diseases.
Cleto Corposanto, Beba Molinari
openaire   +2 more sources

The use of crotalaria as possible indirect agent to control Aedes aegypti L. (Diptera: Culicidae)

open access: yesEntomoBrasilis, 2020
Aedes aegypti L. (Diptera: Culicidae) is a vector of arboviruses associated with dengue, chikungunya, zika and yellow fever. Based on empirical knowledge, plants belonging to genus Crotalaria (Fabaceae) attract dragonflies, which are the main natural ...
Barbara Clara Schneider   +2 more
doaj   +1 more source

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