Grizzly Ursus arctos and black bear U. americanus densities in the interior mountains of North America

Garth Mowat, Douglas C. Heard, Dale R. Seip, Kim G. Poole, Gord Stenhouse, David W. Paetkau
2005 Wildlife Biology  
doi:10.2981/0909-6396(2005)11[31:guaabb]2.0.co;2 fatcat:zpynnp4hl5anjpfbiwwhangzgu