Columbia subject headings:
Wildlife management--Idaho--Central Idaho Wilderness.
Wildlife management--Yellowstone National Park.
Wolves--Idaho--Central Idaho Wilderness.
Wolves--Yellowstone National Park.
Harvard subject headings:
Wildlife management--Idaho--Central Idaho Wilderness.
Wildlife management--Yellowstone National Park.
Wolves--Idaho--Central Idaho Wilderness.
Wolves--Yellowstone National Park.
Princeton subject headings: