Stay at least 100 yards away from bears and wolves and at least 25 yards away from other large mammals like bison, elk, bighorn sheep, deer, moose and coyotes.
Wildlife is abundant throughout these two national parks. Go wildlife watching in their natural habitat in the areas they frequent most.
Didn't see a grizzly in Yellowstone? Head to Yellowstone Bear World to see grizzly and black bears, along with other animals like bison and moose.
About 800 moose inhabit the southern part of Yellowstone, Grand Teton National Park and surrounding national forests.