Que parques nacionais têm lobos?

There are 19 national parks in the continental United States that feature gray wolves in residence:Isle Royale National Park, North Cascades National Park, Sequoia and Kings Canyon National Parks, Yellowstone National Park, Crater Lake National Park, Mount Rainier National Park, Grand Teton National Park, Great Smoky Mountains National Park, Glacier National Park, Voyageurs National Park, Olympic National Park, Denali National Park, Great Basin National Park, Rocky Mountain Parque Nacional, Parque Nacional Hot Springs, Parque Nacional Vulcânico Lassen, Parque Nacional Glacier Bay, Parque Nacional de Yosemite e Wrangell-St. Parque Nacional de Elias.