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Extirpations of Grizzly Bears in the Contiguous United States, 1850 –2000 |
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| Authors: | David J. Mattson, Troy Merrill&dagger |
| Affiliation: | Forest and Rangeland Ecosystem Science Center , U.S. Geological Survey, Colorado Plateau Field Station, P.O. Box 5614, Northern Arizona University, Flagstaff, AZ 86011-5614, U.S.A., email:; LTB Consulting , 208 S. Main, Suite 7, Moscow, ID 83843, U.S.A., email: |
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