Effect of Cattle Grazing on Habitats for the Steppe Marmot (Marmota bobak) in North-Eastern Ukraine von Ronkin, V.I., Savchenko, G.A.

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Structure of Family Groups and Space Use by Steppe Marmots (Marmota bobac): Preliminary Results von Nikol'skii, A.A., Savchenko, G.A.

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