Implications of a high-energy and low-protein diet on the body composition, fitness, and competitive abilities of black (Ursus americanus) and grizzly (Ursus arctos) bears

Author： McLellan B.N.  

Publisher： NRC Research Press

ISSN： 1480-3283

Source： Canadian Journal of Zoology, Vol.89, Iss.6, 2011-06, pp. : 546-558

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