Какви национални паркове имат вълци?

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 Национален парк Mountain, Национален парк Hot Springs, Национален парк Lassen Volcanic, Национален парк Glacier Bay, Национален парк Йосемити и Wrangell-St. Национален парк Елиас.