The black bear has a straight muzzle and the face appears round when viewed from the front. Finally the grizzly bear has much larger claws Bears are found in the Yellowstone area. than black bears. Grizzly claws are several inches long and when the bear leaves a footprint, the claw impressions are about two to three inches in front of the pads. There are no hard and fast rules to follow when a bear is encountered, because each encounter is different. But there are ways to avoid encounters.
Research shows there are less attacks when people travel in groups.
Bears attack more frequently when one or two people are hiking, so groups of four or more are advisable and even required in certain parts of Yellowstone Park. One popular method to make noise is to whistle or sing while you walk. Most bears will avoid the encounter if they know a human is in the area. Special care should be taken when camping in grizzly country. All cooking should be done well away from the sleeping area and all food should be hung at least 10 feet up in trees away from the sleeping area, as should clothes worn while cooking and eating.