نتایج جستجو برای: Spermophilus xanthoprymnus
تعداد نتایج: 364 فیلتر نتایج به سال:
Spermophilus xanthoprymnus (Bennett, 1835), the Asia Minor ground squirrel, is a group-living, diurnal, obligately hibernating marmotine squirrel. It inhabits the steppes and alpine meadows throughout central lowland and eastern highland Anatolia and adjacent Armenia and northwestern Iran. Its preferred elevation appears to range from about 800 to 2,900 m. The species displays sexual dimorphism...
This study reports on the molecular phylogenetics of ground squirrels, genus Spermophilus, in Turkey using cytochrome b (1140bp), part of the D-loop and flanking tRNAs (572bp), X chromosome (867-1051bp) and Y chromosome (983-989bp) DNA sequences. Individuals also were characterized by karyotype and with geometric morphometric analyses of mandibles and skulls. Two hundred fourteen individuals fr...
این تحقیق بهمنظور مطالعه وضعیت جمعیتی سنجابهای زمینی جنسSpermophilus در ایران با استفاده از آنالیز پروتئینهای سرم خون و ویژگیهای ریختشناسی به اجرا درآمد. بر این اساس پروتئینهای گلوبولین و آلبومین سرم خون 48 نمونه سنجاب زمینی جنس Spermophilus از شمال شرقی ایران (مشهد و بجنورد)، غرب ایران (کردستان، همدان، قزوین و زنجان) و شمال غربی ایران (پیراحمدکندی، کلیسا کندی و روستای نادلو) جمعآوری و ...
Climate and land-use changes are among the most important drivers of biodiversity loss and, moreover, their impacts on expected to increase further in 21st century. In this study, future impact climate Anatolian ground squirrels (Spermophilus xanthoprymnus) was assessed. Accordingly, a hierarchical approach with two steps used. First, ecological niche modelling used assess change areas accessib...
The larva of Tricholeon relictus, a Spanish endemic antlion of Afrotropical affinities, is described and illustrated for the first time also providing a comparison with the only other European member of the tribe Dendroleontini, Dendroleon pantherinus. The larva of this species is synanthropic but probably originally lived in cave-like habitats.
Spermophilus spilosoma and Spermophilus mexicanus are closely related species with a low degree of sociality. They are sympatric in the Bolson de Mapimi (Chihuahua Desert, Mexico), where they occupy similar ecological niches. In Sciurid rodents, advanced social structures may have evolved through the formation of sedentary female groups. The purpose of this study is to compare the ability of S....
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