Asher, Valpa J., Turner Endangered Species Fund, 1875 Gateway South, Gallatin, Montana 59730, United States

• The Canadian Field-Naturalist Vol. 122 No. 1 (2008) - Notes
  Gray Wolves, Canis lupus, Killed by Cougars, Puma concolor, and a Grizzly Bear, Ursus arctos, in Montana, Alberta, and Wyoming
  Abstract  PDF