Yellowstone National Park is the oldest and perhaps most famous national park in the USA. Black bears are most commonly seen in the northern part of the park along the road corridor from Elk Creek to Tower Falls.
If you’re looking for megafauna in Yosemite National Park, it’s the black bears you should look out for. The largest mammal in the Sierra Nevada mountains, an adult male black bear usually weighs between 300 and 350 pounds.
According to park rangers, the Great Smoky Mountains National Park is now home to 1,600 black bears, and the number is rising. That’s a lot of bears! However, there is no guarantee that you will see black bears during your visit.