Another major food source for some grizzlies is army cutworm moths — during the summer, a grizzly in Yellowstone may consume up to 20,000 army cutworm moths a day. Grizzlies will store found carrion ...

Female Grizzly Eating Grass. Credit: Terry Tollefsbol/NPS. Image is available for media use. The Center for Biological Diversity is a national, nonprofit conservation organization with more than 1.7 ...