Affiliation: | P.O. Box 2010, Hotchkiss, CO 81419, U.S.A., email; U.S. Geological Survey, University of California, Santa Cruz, CA 95060, U.S.A.; Wildlife Conservation Society, Moose, WY 83012, U.S.A.; Department of Zoology, University of Wyoming, Laramie, WY 82071–3166, U.S.A. |