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Small game hunting behaviour of Polar Bears, Ursus maritimus

1983; Ottawa Field-Naturalists' Club; Volume: 97; Issue: 1 Linguagem: Inglês

10.5962/p.354939

0008-3550

Gary D. Miller, Donald R. Wooldridge,

Marine animal studies overview

siderably farther northwestward than at present, but have subsequently been largly eradicated by climatic deterioration.According to the hypotheses of Love (1959), and in apparent agreement with the more recent findings of Ritchie (1966Ritchie ( , 1976) ) and other modern workers, this maximum northwestward extension of the eastern forest element into Saskatchewan is probably referable to the earlier, more moist part of the "Hypsithermal Period", dated at about 9000-6000 years B.P.