Richard R. Knight

Population trend of the Yellowstone grizzly bear as estimated from reproductive and survival rates

L. L. Eberhardt, L. Eberhardt, Bonnie M. Blanchard, 1994 .

Appraising status of the Yellowstone grizzly bear population by counting females with cubs-of-the-year

L. L. Eberhardt, L. Eberhardt, Bonnie M. Blanchard, 1995 .

The Effects of Developments and Primary Roads on Grizzly Bear Habitat Use in Yellowstone National Park, Wyoming

David J. Mattson, D. Mattson, Bonnie M. Blanchard, 1987 .