SPECIES COMPOSITION AND HABITAT DISTRIBUTION OF SMALL MAMMALS FROM THE ORDERS OF RODENTS AND INSECTIVORES IN THE WESTERN PART OF THE REPUBLIC OF MORDOVIA

Abstract: 

The article presents the results of the study of diffusion rodents and insectivores in the western part of the Republic of Mordovia. The specific composition, some biotopic distribution and amount of small mammals are discussed. In total, 1136 animals were caught taking 14682 trap-nights. Six types of habitats were analyzed. Sorex araneus, Microtus arvalis and Clethrionomys glareolus were the most successful species living practically everywhere. Mus musculus and Sorex isodon were more stenotopic in comparison with the other species.

Key words: 

small mammals, rodents, insectivores, species composition, habitat distribution, the Republic of Mordovia.

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