Results 71 to 80 of about 42,720 (178)

Some Records of grasshoppers (Pyrgomorphidae, Tetrigidae , Dericorythidae, Acrididae) of Baluchistan housed at National Insect Museum, Pakistan [PDF]

open access: yesنامه انجمن حشره‌شناسی ایران
Grasshoppers recorded before and after partition of Pakistan that are housed at National Insect Museum, Islamabad were examined during the present study. The examined material has never been published, especially grasshoppers group from this museum.
Waheed Ali Panhwar   +5 more
doaj   +1 more source

Sex- and season-dependent behaviour in a flightless insect, the Auckland tree weta (Hemideina thoracica) [PDF]

open access: yes, 2013
In a polygynous mating system, males frequently compete by locating and defending sites with resources essential to female survival and reproduction. We investigated seasonal changes in site occupancy in a sexually dimorphic, harem-forming insect, the ...
Jorgensen, Murray A.   +2 more
core   +1 more source

Two Observations of Predation on Lepidoptera [PDF]

open access: yes, 2017
(excerpt) During the early afternoon of 25 August, 1977, a large European mantid, Mantis religiosa Linnaeus, was observed feeding on an adult male monarch butterfly, Donaus p.
Leeuw, Irwin
core   +3 more sources

Urban peatlands can harbour diverse insect communities but depend on appropriate habitat management

open access: yesInsect Conservation and Diversity, EarlyView.
Urban peatlands can support high insect diversity, including endangered species and peat bog specialists. Flower diversity boosts endangered species, while succession cover reduces overall insect richness—but bog condition and urbanization showed no major effects.
Nadja Pernat   +3 more
wiley   +1 more source

New species of Dolichopoda Bolívar, 1880 (Orthoptera, Rhaphidophoridae) from the Aegean Islands of Andros, Paros and Kinaros (Greece) [PDF]

open access: yes, 2018
In this paper two new species of Dolichopoda Bolívar, 1880 from the Cyclades islands of Andros and Paros and one from the Dodecanissos island of Kinaros, are described, increasing the total number of Greek species to 32.
Alexiou, Sotiris   +3 more
core   +1 more source

Three Decades of China's Bt Cotton: Achievements and Insights

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Cotton is a vital natural fibre crop with significant economic value worldwide. In response to the threat of cotton bollworm (Helicoverpa armigera), the China government initiated a research project in 1992 to develop transgenic Bacillus thuringiensis (Bt) cotton.
Zhigang Meng   +10 more
wiley   +1 more source

Changes in the numbers of chromosomes and sex determination system in bushcrickets of the genus Odontura (Orthoptera: Tettigoniidae: Phaneropterinae)

open access: yesEuropean Journal of Entomology, 2011
Chromosomes of the males of five species of Odontura, belonging to the subgenera Odontura and Odonturella, were analyzed. Intensive evolution of the karyotype was recorded, both in terms of changes in the numbers of chromosomes (from 2n = 31 to 27) and ...
Elżbieta WARCHAŁOWSKA-ŚLIWA   +6 more
doaj   +1 more source

Townend Glover (1813-83) and the First Entomological Light Trap [PDF]

open access: yes, 2017
Townend Glover, first U.S. Department of Agriculture entomologist and unacknowledged inventor of the first successful light trap for insects, was one of the more interesting entomological investigators in mid-nineteenth century America. Modern historians
Wilkinson, Ronald Sterne
core   +3 more sources

Evolution of Crematogaster sordidula (Hymenoptera, Formicidae) Ants in the Mediterranean Region During Plio‐Pleistocene Climatic Changes

open access: yesZoologica Scripta, EarlyView.
ABSTRACT Understanding insect responses to global climate change involves identifying strategies used during past climate oscillations. Phylogeography offers a powerful framework to unravel how historical climatic and geological events have shaped the spatial genetic patterns of species, providing critical insights into evolutionary processes, whereas ...
Jody H. Voges   +12 more
wiley   +1 more source

Diversity of the Orthoptera at the Institut Teknologi Sumatera

open access: yesJurnal Inovasi Pendidikan dan Sains
Orthoptera are important members of almost all terrestrial ecosystems, playing roles as both consumers and prey. Diversity refers to the various species found within a particular area.
Gres Maretta   +3 more
doaj   +1 more source

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