· onov and marinov 1994). at some areas certain individuals keep close to mountain huts and...

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Page 1:  · ONOV and MARINOV 1994). At some areas certain individuals keep close to mountain huts and high—mountain resorts and complexes, attracted by the opportunity to find food. During
Page 2:  · ONOV and MARINOV 1994). At some areas certain individuals keep close to mountain huts and high—mountain resorts and complexes, attracted by the opportunity to find food. During