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Gray Wolves, Canis lupus, Killed by Cougars, Puma concolor, and a Grizzly Bear, Ursus arctos, in Montana, Alberta, and Wyoming
- Jimenez, Michael D., Asher, Valpa J., Bergman, Carita, Bangs, Edward E., Woodruff, Susannah P.
- Canadian field-naturalist 2008 v.122 no.1 pp. 76-78
- Canis lupus, Puma concolor, Ursus arctos, mortality, predators, wolves, Alberta, Montana, Wyoming
- Four cases where large predators caused Grey Wolf (Canis lupus) mortality are recorded. We describe two incidents of Cougars (Puma concolar) killing Wolves in Montana and one incident of a Cougar killing a Wolf in Alberta. We report the first recorded incident of a Grizzly Bear (Ursus arctos) killing a Wolf in the western United States.