Institution: | 1. The Nature Trust of British Columbia, 260‐1000 Roosevelt Crescent, North Vancouver, British Columbia, Canada V7P 3R4;2. Department of Fishery and Wildlife Sciences, New Mexico State University, Las Cruces, NM 88003‐0003, U.S.A.;3. USDA, Agricultural Research Service, Jornada Experimental Range, Las Cruces, NM 88003‐0003, U.S.A.;4. Department of Geography, New Mexico State University, Las Cruces, NM 88003‐0003, U.S.A.;5. Turner Endangered Species Fund, Glenwood, NM 88039, U.S.A.;6. USDA Forest Service, Rocky Mountain Research Station, Albuquerque, NM 87102‐3497, U.S.A. |