Collagen Contents of 13С and 15N Isotopes in Bones of Small Cave Bear Ursus (Spelaearctos) rossicus Borissiak, 1930 (Mammalia, Carnivora, Ursidae) from Western Siberia
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The 13C and 15N isotope contents in collagen were determined in bones of the small cave bear Ursus (Spelaearctos) rossicus Borissiak, 1930 from three regions of Western Siberia. The bones dated back to marine isotope stage (MIS) 3 and belonged to mature males ... ...
