Results 31 to 40 of about 29,310 (324)

Dragonflies and damselflies from the West of Minas Gerais, Brazil: checklist and new records

open access: yes, 2020
The knowledge about the richness and distribution of Brazilian dragonflies is still being unveiled. Over the years, inventories, reviews, and descriptions have been made.
D. Vilela   +4 more
semanticscholar   +1 more source

Form-function relationships in dragonfly mandibles under an evolutionary perspective [PDF]

open access: yes, 2017
© 2017 The Author(s). Functional requirements may constrain phenotypic diversification or foster it. For insect mouthparts, the quantification of the relationship between shape and function in an evolutionary framework remained largely unexplored.
Blanke, Alexander   +4 more
core   +2 more sources

\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

Projected Effects of Climate Change on Species Range of Pantala flavescens, a Wandering Glider Dragonfly

open access: yesBiology, 2023
Dragonflies are sensitive to climate change due to their special habitat in aquatic and terrestrial environments, especially Pantala flavescens, which have extraordinary migratory abilities in response to climate change on spatio-temporal scales.
Jian Liao   +5 more
doaj   +1 more source

Odonata: Who They Are and What They Have Done for Us Lately: Classification and Ecosystem Services of Dragonflies

open access: yesInsects, 2019
Odonata (dragonflies and damselflies) are well-known but often poorly understood insects. Their phylogeny and classification have proved difficult to understand but, through use of modern morphological and molecular techniques, is becoming better ...
M. May
semanticscholar   +1 more source

Effect of environmental integrity on the functional composition of the Odonata (Insecta) community in streams in the Eastern Amazon

open access: yesFrontiers in Ecology and Evolution, 2023
Anthropic activities affect the dynamics of aquatic communities and can influence the reproductive behavior of many species. In addition, functional diversity is expected to be influenced by the environment.
Tainã Silva Rocha   +4 more
doaj   +1 more source

The complex optic lobe of dragonflies

open access: yesbioRxiv, 2020
Dragonflies represent an ancient lineage of visual predators, which last shared a common ancestor with insect groups such as dipteran flies in the early Devonian, 406 million years ago [1,2].
J. Fabian   +3 more
semanticscholar   +1 more source

First Michigan Specimens of \u3ci\u3eLibellula Vibrans\u3c/i\u3e Fabricius (Odonata: Libellulidae) [PDF]

open access: yes, 2018
Libellula vibrans Fabricius (Odonata: Libellulidae) is a large dragonfly previously known in Michigan only from sight or literature records.
Craves, Julie A
core   +2 more sources

\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

THE SEASONAL ACTIVITY OF DRAGONFLY (ODONATA) IN ALTITUDINAL BELTS OF THE CENTRAL CAUCASUS

open access: yesЮг России: экология, развитие, 2014
The article examines the features of the seasonal activity of dragonflies within different altitudinal belts of the Central Caucasus. We have identified the duration of flight activity of adult dragonflies and the dependence of distributional pattern of ...
Kh. A. Ketenchiev, A. V. Tikhonova
doaj   +1 more source

Home - About - Disclaimer - Privacy