Results 31 to 40 of about 19,877 (291)

Dragonflies in the City: Diversity of Odonates in Urban Davao, Philippines

open access: yes, 2020
Dragonflies are well-known group of insects because of their biological and ecological importance in a community, that is, they indicate the environmental health of an ecosystem.
Earl Sunday Niya Perez   +1 more
semanticscholar   +1 more source

Different mitogenomic codon usage patterns between damselflies and dragonflies and nine complete mitogenomes for odonates

open access: yesScientific Reports, 2019
Damselflies and dragonflies, of the order Odonata, have distinct body plans and predatory abilities. Knowledge of their various evolutionary histories will allow for an understanding of the genetic and phenotypic evolution of insects.
Delong Guan   +4 more
semanticscholar   +1 more source

Diversity and conservation of European dragonflies and damselflies (Odonata)

open access: yesHydrobiologia, 2018
Based on a distribution database brought together for the recently published Atlas of the European dragonflies and damselflies, we describe the patterns of diversity and endemism of these insect groups.
V. Kalkman   +5 more
semanticscholar   +1 more source

Effects of Life Stage, Site, and Species on the Dragonfly Gut Microbiome

open access: yesMicroorganisms, 2020
Insects that undergo metamorphosis from juveniles to adults provide an intriguing opportunity to examine the effects of life stage, species, and the environment on their gut microbiome.
Sarah Nobles, Colin R. Jackson
doaj   +1 more source

Self-adaptive dragonfly based optimal thresholding for multilevel segmentation of digital images

open access: yesJournal of King Saud University: Computer and Information Sciences, 2018
Dragonfly optimization (DFO) is a population based meta-heuristic optimization algorithm that simulates the static and dynamic swarming behaviors of dragonflies.
Rakoth Kandan Sambandam   +1 more
doaj   +1 more source

Darwin Returns to the Galapagos: Genetic and Morphological Analyses Confirm the Presence of Tramea darwini at the Archipelago (Odonata, Libellulidae)

open access: yesInsects, 2020
The status of the Tramea species present in the Galapagos Islands (Odonata, Libellulidae) has been the subject of a long-standing debate among odonatologists.
María Olalla Lorenzo-Carballa   +3 more
doaj   +1 more source

Molecular basis of wax-based color change and UV reflection in dragonflies

open access: yeseLife, 2019
Many animals change their body color for visual signaling and environmental adaptation. Some dragonflies show wax-based color change and ultraviolet (UV) reflection, but the biochemical properties underlying the phenomena are totally unknown.
Ryo Futahashi   +11 more
semanticscholar   +1 more source

Coenagrion hastulatum (Charpentier, 1825), new for the dragonfly fauna of Bosnia and Herzegovina (Odonata: Coenagrionidae)

open access: yesNatura Sloveniae, 2011
At the high-altitude Donje Bare and Gornje Bare Lakes in the surroundings of Tjentište village, Zelengora Mts., Sutjeska National Park, SE Bosnia and Herzegovina, Coenagrion hastulatum was recorded on 26 June 2011.
Matjaž Bedjanič
doaj   +1 more source

Dragonflies and damselflies (Insecta: Odonata) from a Cerrado area at Triângulo Mineiro, Minas Gerais, Brazil

open access: yesBiota Neotropica, 2019
: Odonata is considered, among the aquatic insect orders, the second largest group in number of species. Its global richness is estimated in about 6,000 described species. The Brazilian richness represents around 14% of the world's odonatofauna, however,
Lucas Rodrigues Borges   +4 more
semanticscholar   +1 more source

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

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