Results 41 to 50 of about 8,085 (164)

Origin of the complex karyotype of the polyploid parthenogenetic grasshopper Saga pedo (Orthoptera: Tettigoniidae)

open access: yesEuropean Journal of Entomology, 2009
Karyotypes of the polyploid parthenogenetic species Saga pedo from four localities in France and the Republic of Macedonia were constructed and compared.
Anne Marie DUTRILLAUX   +5 more
doaj   +1 more source

The Feasibility of Use of Caecal and Diverticular Coloration in Field Determination of Grasshopper Diet [PDF]

open access: yes, 2017
Excerpt: Many studies have been undertaken in the past on the food selection, food preferences, and economic damage of various grasshoppers and their allies.
Tyrkus, Michael
core   +3 more sources

Experimental evidence for density-determined wing dimorphism in two bush-crickets (Ensifera: Tettigoniidae)

open access: yesEuropean Journal of Entomology, 2009
Macroptery is common in many species of Orthoptera, but the causes are still discussed. Besides the assumption that macroptery is genetically determined, there is evidence that wing dimorphism is induced by environmental factors, particularly population ...
Dominik PONIATOWSKI, Thomas FARTMANN
doaj   +1 more source

The Singing Insects of Michigan [PDF]

open access: yes, 2017
Excerpt: The so-called singing insects are all those that make loud, rhythmical noises. They include members of three groups of Orthoptera (Gryllidae, Tettigoniidae, and Acridoidea) and one family of Homoptera (Cicadidae).
Alexander, Richard D.   +2 more
core   +3 more sources

Characterization of 16 novel microsatellite loci for Ephippiger diurnus (Orthoptera: Tettigoniidae) using pyrosequencing technology and cross-species amplification

open access: yesEuropean Journal of Entomology, 2016
A novel panel of 16 microsatellite markers, obtained by pyrosequencing of enriched genomic libraries, is reported for the flightless European bushcricket Ephippiger diurnus (Dufour) (Orthoptera: Tettigoniidae).
Yareli ESQUER-GARRIGOS   +3 more
doaj   +1 more source

Influence of linear versus network corridors on the movement and dispersal of the bush-cricket Metrioptera roeseli (Orthoptera: Tettigoniidae) in an experimental landscape

open access: yesEuropean Journal of Entomology, 2013
Linear landscape elements are generally considered beneficial for promoting the movements of species between isolated habitats. However, relatively little consideration has been given to the effect of interconnections (nodes) between these elements: e.g.
Anders ERIKSSON   +2 more
doaj   +1 more source

Biomechanics of hearing in katydids [PDF]

open access: yes, 2014
Animals have evolved a vast diversity of mechanisms to detect sounds. Auditory organs are used to detect intraspecific communicative signals and environmental sounds relevant to survival.
Montealegre-Z, Fernando, Robert, Daniel
core   +1 more source

Additional records of Tettigoniidae from Arunachal Pradesh, India

open access: yesJournal of Threatened Taxa, 2012
Ten species of Tettigoniids under 10 genera belonging to five subfamilies of the family Tettigoniidae from Arunachal Pradesh are discussed of which five species are new records to India and nine species are new records to Arunachal Pradesh.
G. Srinivasan, D. Prabakar
doaj   +1 more source

Orthopterans (Insecta: Orthoptera) of conservation value in the Eurasian Eagle Owl Bubo bubo food in Bulgaria [PDF]

open access: yesTravaux du Muséum National d’Histoire Naturelle “Grigore Antipa”, 2020
Three species of Bush-crickets (Orthoptera) of conservation value or poorly known were found in the Eurasian Eagle Owl food in southeastern Bulgaria. Their localities are new country records and two of them cover Natura 2000 SCI zones.
Dragan Chobanov, Boyan Milchev
doaj   +3 more sources

Orthoptera (Arthropoda: Insecta) depositados en la colección J. C. Gundlach, Instituto de Ecología y Sistemática, La Habana

open access: yesNovitates Caribaea, 2014
Se presenta la situación actual de la colección de ortópteros de J. C. Gundlach. En esta colección constituida de 129 ejemplares, están representadas 58 especies, incluidas en 47 géneros y 9 familias (Tetrigidae, Eumastacidae, Acrididae, Gryllacrididae ...
Sheyla Yong, Daniel E. Perez-Gelabert
doaj   +1 more source

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