Results 31 to 40 of about 7,645 (228)

\u3ci\u3eErythrodiplax Umbrata\u3c/i\u3e (Odonata: Libellulidae): New for Michigan [PDF]

open access: yes, 2018
Two band-winged dragonlets, Erythrodiplax umbrata (Linnaeus), collected in Wayne County, Michigan on 6 October 2007 represent the first records for this genus and species in the state, as well as the northernmost record for the species.
Craves, Julie A, O\u27Brien, Darrin S
core   +2 more sources

Visual Recognition of Females by Male \u3ci\u3eCalopteryx Maculata\u3c/i\u3e (Odonata: Calopterygidae) [PDF]

open access: yes, 2017
In order to determine the function of the white wing stigma in Calopteryx mandata, males and females were marked or left unaltered, pinned onto a stick and presented to free ranging males.
Ballou, Janette
core   +2 more sources

Physicochemical Properties as Driver of Odonata Diversity in Oil Palm Waterways

open access: yesFrontiers in Forests and Global Change, 2021
Large-scale oil palm agriculture has caused deforestation in the tropics, but also degrades stream water quality and reduces aquatic biodiversity.
Muhamad Ishak   +7 more
doaj   +1 more source

Odonata (Insecta) diversity of Kuldiha Wildlife Sanctuary and its adjoining areas, Odisha, eastern India

open access: yesJournal of Threatened Taxa, 2018
A study was carried out to assess the Odonata fauna of Kuldiha Wildlife Sanctuary, Odisha, eastern India from November 2012 to October 2013.  During the study a total of 54 species of odonates including 37 species of dragonflies (Anisoptera) and 17 ...
Subrat Debata, Kedar Kumar Swain
doaj   +1 more source

New Distribution Records for Minnesota Odonata [PDF]

open access: yes, 2018
Several Minnesota state record Odonata, Aeshna subarctica, Ophiogomphus anomalus, Stylogomphus albistylus, Stylurus scudderi, and Coenagrion interrogatum are reported, along with notes on the distribution and habitat of Aeshna sitchensis.
Smith, William A, Steffens, Wayne P
core   +3 more sources

A framework and case study to systematically identify long‐term insect abundance and diversity datasets

open access: yesConservation Science and Practice, 2022
Biodiversity is in crisis, and insects are no exception. To understand insect population and community trends globally, it is necessary to identify and synthesize diverse datasets representing different taxa, regions, and habitats.
Eliza M. Grames   +13 more
doaj   +1 more source

\u3ci\u3eWilliamsonia Lintneri\u3c/i\u3e (Odonata: Corduliidae) - A First Michigan Record With Additional Notes on \u3ci\u3eW. Fletcheri\u3c/i\u3e [PDF]

open access: yes, 2018
Williamsonia lintneri is newly recorded for Michigan, and additional Michigan sites are given for W. fletcheri. Both species appear to be bog/fen- obligate inhabitants, and adults may appear as early as late April in Michi- gan.
O\u27Brien, Mark F, Ross, Stephen
core   +2 more sources

Flight of the dragonflies and damselflies [PDF]

open access: yes, 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.
Alexander DE   +29 more
core   +2 more sources

Odonata (Insecta) diversity of Chinnar Wildlife Sanctuary, the southern Western Ghats, India

open access: yesJournal of Threatened Taxa, 2015
A study was conducted at Chinnar Wildlife Sanctuary, Idukki District, Kerala, the southern Western Ghats, to assess the diversity of odonates. We report 48 species of odonates, which include 31 species of Anisoptera (dragonflies) and 17 species of ...
C.K. Adarsh, R. Arunraj, P.O. Nameer
doaj   +3 more sources

Immune function and parasite resistance in male and polymorphic female Coenagrion puella

open access: yesBMC Evolutionary Biology, 2006
Background Colour polymorphisms are widespread and one of the prime examples is the colour polymorphism in female coenagrionid damselflies: one female morph resembles the male colour (andromorph) while one, or more, female morphs are described as ...
Rolff Jens   +3 more
doaj   +1 more source

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