Results 21 to 30 of about 593 (180)

Genomic evidence of speciation by fusion in a recent radiation of grasshoppers. [PDF]

open access: yesEvolution, 2022
Abstract Postdivergence gene flow can trigger a number of creative evolutionary outcomes, ranging from the transfer of beneficial alleles across species boundaries (i.e., adaptive introgression) to the formation of new species (i.e., hybrid speciation). Although neutral and adaptive introgression has been broadly documented in nature, hybrid speciation
Noguerales V, Ortego J.
europepmc   +2 more sources

Replicated Differential Expression Analysis in a Green-Brown Polymorphic Grasshopper Reveals Role of Beta-Carotene-Binding Protein in Body Coloration. [PDF]

open access: yesMol Ecol
ABSTRACT Orthoptera provide a well‐documented case of transspecies colour polymorphism, with green and brown morphs coexisting in many species. This colour polymorphism is likely under long‐term balancing selection, but the genetic and molecular mechanisms underlying the variation remain poorly understood.
Jiang C   +4 more
europepmc   +2 more sources

Multi-Locus Nuclear Marker Assessment of Genetic Diversity in Swiss Orthoptera Unveils Conservation Status Limitations. [PDF]

open access: yesMol Ecol
ABSTRACT With accelerating biodiversity loss, tracking both inter‐ and intraspecific diversity is critical, as within‐species variation underpins population viability and adaptive potential. We developed a new multi‐locus framework, and obtained an Orthoptera‐specific marker panel targeting 398 nuclear loci plus the mitogenome and ribosomal DNA to ...
Carrasquer Puyal I   +6 more
europepmc   +2 more sources

Differential gene expression in Chorthippus parallelus (Zetterstedt, 1821) (Orthoptera: Acrididae: Gomphocerinae) induced by Wolbachia infection. [PDF]

open access: yesInsect Sci
Distinct lineages of the grasshopper Chorthippus parallelus (Orthoptera: Acrididae) form a well‐known hybrid zone (HZ) in the Pyrenees mountain range; the Iberian endemism C. p. erythropus (Cpe) and the subspecies C. p. parallelus, (Cpp) widely distributed throughout the rest of Europe. Both subspecies differ in diverse traits, including the strains of
Jiménez-Florido P   +4 more
europepmc   +2 more sources

Tracking nutrients in space and time: Interactions between grazing lawns and drought drive abundances of tallgrass prairie grasshoppers. [PDF]

open access: yesEcol Evol, 2021
Tallgrass prairie grasshoppers live surrounded by their food, but much of the available forage is nutrient poor. We report increases in grasshopper abundance and shifts in composition in response to both grazing lawns, high nutrient patches created by mammalian grazers, and drought, which concentrates nutrients in tallgrass prairie foliage. Abstract We
Ozment KA   +3 more
europepmc   +2 more sources

Studies on Podismopsis insularis (Orthoptera: Acrididae), endemic to the Shantar Islands National Park in the Sea of Okhotsk, Russia

open access: yesNature Conservation Research: Заповедная наука, 2021
This paper aims to re-describe and illustrate the poorly known grasshopper Podismopsis insularis and to clarify the taxonomic status of its subspecies.
Sergey Yu. Storozhenko
doaj   +1 more source

The morphological and behavioral analysis of geographically separated Rammeihippus turcicus (Orthoptera: Acrididae: Gomphocerinae) populations: data result in taxonomical conflict. [PDF]

open access: yesJ Insect Sci, 2014
WOS: 000349770300007PubMed: 25347836Rammeihippus Woznessenskij, 1996 (Orthoptera: Acrididae: Gomphocerinae) is a genus represented by two species. Rammeihippus turcicus (Ramme, 1939) is the only known species of the genus from Anatolia.
Şirin D, Mol A, Akyıldız G.
europepmc   +2 more sources

Body Temperature Differences Between Green And Brown Grasshoppers Do Not Result From Thermal Physiology or Thermal Preferences. [PDF]

open access: yesEcol Evol
Colour morphs could represent different life‐history strategies, maximising their fitness locally in the trait space through trade‐offs between different biological functions. This mechanism could play a role in the maintenance of the green–brown polymorphism in Orthoptera.
Cabon L, Schielzeth H.
europepmc   +2 more sources

A new species of Neoleva (Caelifera, Acridoidea, Acrididae, Gomphocerinae) from Central Tanzania [PDF]

open access: yesJournal of Orthoptera Research, 2023
A new species of Neoleva Jago, N. magna sp. nov. is described from Central Tanzania. A key to all species of Neoleva is presented.
Claudia Hemp
doaj   +3 more sources

New genome size estimates for band-winged and slant-faced grasshoppers (Orthoptera: Acrididae: Oedipodinae, Gomphocerinae) reveal the so far largest measured insect genome

open access: yesCaryologia, 2021
Grasshoppers, specifically those of the family Acrididae are known to have the largest genomes of all insects. However, less than 100 species of Orthoptera have their genome size estimated so far. In the present study, we measured the genome size of five
Martin Husemann   +4 more
doaj   +1 more source

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