The best time to see a bear is very early in the morning or late in the evening. Bears are out hunting their food at this time. With a little skill, a lot of patience, and a lot of luck you may have an experience of a lifetime. The black bear is not always black. They can be black, brown, or a cinnamon color.
Grizzlies can also be brown, black, or any shade in between.
If you see a hump on the shoulder of a bear, you can be sure it is a grizzly. Although Yellowstone has a high concentration of grizzlies, actually seeing one is rare. Most visitors see Black bears more frequently due to their higher concentration in the park. Bear Encounters Yellowstone is home to both grizzly and black bears. Although the risk of an encounter with a bear is low, there are no guarantees of your safety.