ARCTIC Muskox Bull Killed by a Barren-Ground Grizzly Bear
ABSTRACT. The carcass of an adult muskox bull (Ovibos moscharus) killed by a barren-ground grizzly bear (Ursus arctos richardsoni) was found in the Thelon Game Sanctuary. It is suggested that adult muskox bulls along the Thelon River system have become prey for at least some grizzly bears that have...
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Format: | Text |
Language: | English |
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Online Access: | http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.572.7684 http://pubs.aina.ucalgary.ca/arctic/Arctic35-4-545.pdf |
Summary: | ABSTRACT. The carcass of an adult muskox bull (Ovibos moscharus) killed by a barren-ground grizzly bear (Ursus arctos richardsoni) was found in the Thelon Game Sanctuary. It is suggested that adult muskox bulls along the Thelon River system have become prey for at least some grizzly bears that have learned to ambush them in dense vegetation. Key words: muskoxen (Ovibos moscharus); grizzly bear (Ursus arctos richardsoni); predation R6SUME. La carcase d’un boeuf musqut adulte (Ovibos moscharus) tu6 par un ours brun “de la toundra ” (Vrsusarctos richardsoni) a et6 trouvt dans la rtserve zoologique Thelon. I1 est suggtrt que certains ours bruns font leur proie de boeufs musques adultes le long de la rivitre Thelon en les embusquant dans des terrains B vegetation dense. Mots clts: boeuf musque (ovibos moschfus); ours brun “de la toundra ” (Vrsus arctos richardsoni); prkdateurs Traduit pour le journal par Maurice Guibord. |
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