High Quality Content by WIKIPEDIA articles! The Wood Bison, Bison bison athabascae, also called Mountain Bison, Wood Buffalo or Mountain Buffalo, is a distinct northern subspecies or ecotype of the American Bison (often called "buffalo"). Its original range included much of the boreal forest regions of Alaska, Yukon, western Northwest Territories, northeastern British Columbia, northern Alberta, and northwestern Saskatchewan. It is included on the Committee on the Status of Endangered Wildlife in Canada (COSEWIC) threatened species list.