5 rare wild animals you can spot in national parks of the USA

America's national parks teem with incredible wildlife, from the iconic black bears of the Great Smoky Mountains to playful sea otters in the Channel Islands. Olympic National Park hosts the majestic Roosevelt elk, while Zion's canyons are home to elusive mountain lions. Denali National Park offers breathtaking views of soaring bald eagles, a true symbol of American wilderness.