41 pages matching Yellowstone grizzly population in this book
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Nature and Accuracy of Available Data
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adult mortality age classes average back-country censuses bear numbers Bear Study Team bears counted bears in Yellowstone bears observed campgrounds Cole control actions Cooperative Wildlife Research Craighead 1967 Craighead and Craighead Craighead e_t dump closure estimated F. C. Craighead Fish and Game Game Department garbage dumps Glacier National Park grizzly bear population Grizzly Bear Study habitat hunter kill Idaho individual bears injury rates Interagency Grizzly Bear mammals marked animals marked bears marked grizzlies Martinka Montana Cooperative Wildlife Montana Fish mortality rate National Park Service number of bears number of cubs number of grizzlies Park authorities period personal communication population density proportion of marked recommend reproductive rate San Juan Mountains subadults Table team leader team members total population U.S. Forest Service University of Montana unmarked bears Wildlife Research Unit Wyoming Yellowstone ecosystem Yellowstone grizzly bears Yellowstone grizzly population Yellowstone National Park Yellowstone Plateau