Wolf-Bison Interactions in Yellowstone National Park
Acknowledgments
This study was supported by the National Geographic Society, Yellowstone National
Park, the Biological Resources Division of the United States Geological Survey,
the United States Department of Agriculture North Central Research Station,
and National Science Foundation grant DEB-9806266. We thank R. Stradley for
safe and capable piloting of the research aircraft and S. Evans, D. Guernsey,
H. Marstall, and T. Zeiber (Yellowstone Wolf Project volunteers) for help in
preparation of the manuscript. We also thank K. Honness, D. MacNulty, T. McKenna,
S. Monger, and K. Murphy for their observations of wolf-killed bison. We appreciate
the work of V. Magnis on Fig. 1. The manuscript
benefited from discussions and review by S. DuBois, R. Garrott, R. Toby, and
J. Weaver.
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