Results 91 to 100 of about 4,398 (225)

Contribution to the Odonata of the Kingdom of Tonga [PDF]

open access: yes, 2013
New data on the Odonata fauna of the Kingdom of Tonga is provided following re-search carried out on Tongatapu and 'Eua islands in July 2012. New localities for Tongatapu Island are put on record and previous studies are compared with new pheno-logical ...
Marinov, Milen
core  

Odonata New to the Wisconsin State List [PDF]

open access: yes, 2017
The only extensive paper dealing primarily with the Odonata of Wisconsin is that of Muttkowski (19081, in which he included not only 78 species taken but 30 to be expected in the state.
Ries, Mary Davis
core   +3 more sources

Large-scale human environmental intervention is related to a richness reduction in Mexican odonates

open access: yesRevista Mexicana de Biodiversidad, 2017
It is unclear how land use change, reduction in tree cover and human footprint impact species occurrence and co-occurrence especially at a large regional scale.
Karina Cuevas-Yáñez   +3 more
doaj   +1 more source

Dominant predators mediate the impact of habitat size on trophic structure in bromeliad invertebrate communities [PDF]

open access: yes, 2014
Local habitat size has been shown to influence colonization and extinction processes of species in patchy environments. However, species differ in body size, mobility, and trophic level, and may not respond in the same way to habitat size.
de Omena, Paula   +12 more
core   +1 more source

Habitat characteristics and odonate communities at selected sites used by Mortonagrion hirosei Asahina (Zygoptera: Coenagrionidae) in Hong Kong

open access: yesJournal of Threatened Taxa, 2011
Mortonagrion hirosei, a Near Threatened species, is a small damselfly recorded from several isolated sites across its entire range in eastern Asia. Previous research has indicated a strong affinity for brackish wetlands, including reedbeds and marshes ...
D.J. Stanton, J.A. Allcock
doaj   +1 more source

Study on diversity of Odonata (Dragonflies and Damselflies) fauna of Lohara lake, District-Chandrapur (M.S), India

open access: yesEnvironment Conservation Journal
Odonates are prominent freshwater insects and play a crucial role in ecosystem functioning as biological indicator of environmental quality. The expansion of urban areas in combination with climate change places great pressure on species found in ...
Bibha Ishwar Gain   +1 more
doaj   +1 more source

Deux Odonates nouvelles

open access: yesBulletin de la Société entomologique de France., 1920
Lacroix J.-L. Deux Odonates nouvelles. In: Bulletin de la Société entomologique de France, volume 25 (10),1920. pp. 175-179.
openaire   +3 more sources

Biometry of the large dragonfly Anax imperator (Odonata: Aeshnidae): A study of traits from larval development to adults

open access: yesEuropean Journal of Entomology, 2019
Insect larval development affects adult traits but the biometric relationships are usually poorly understood, including large odonates. In this study, measurements of morphological traits of larvae, exuviae and adults of Anax imperator were recorded ...
Marceau MINOT   +2 more
doaj   +1 more source

Observations on the Nesting of \u3ci\u3eCrabro Tenuis\u3c/i\u3e (Hymenoptera: Sphecidae) [PDF]

open access: yes, 2017
Three nests of Crabro tenuis were studied during June 1971-1972 in Oswego County, New York. Females constructed shallow but lengthy, multicelled nests in sand with the cells being built in clusters, sometimes in series. Females plugged the entrances with
Kurczewski, Frank E, Miller, Richard C
core   +2 more sources

Dragonflies and damselflies of University of North Bengal campus, West Bengal, India with new distribution record of Agriocnemis kalinga Nair & Subramanian, 2014

open access: yesJournal of Threatened Taxa, 2017
A study was made to determine the present status of the diversity of the dragonflies and damselflies from University of North Bengal campus and its surroundings.
Aaratrik Pal
doaj   +1 more source

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