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Grizzly bears (Ursus arctos horribilis) put on weight in the fall to help them survive their hibernation. They are almost frantic to eat in this phase called hyperphagia. I found this bear on Sylvan Pass in Yellowstone.
Grizzly bears (Ursus arctos horribilis) put on weight in the fall to help them survive their hibernation. They are almost frantic to eat in this phase called hyperphagia. I found this bear on Sylvan Pass in Yellowstone.
Filename: sylvan_griz.jpg
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Wildlife Portfolio, Yellowstone Ecosystem, Yellowstone - Sylvan, Grizzly Bear
Keywords:
  • Adult
  • Fall
  • Fall Color
  • Food gathering
  • Grizzly Bear
  • Horizontal
  • Male
  • Mountains
  • National Park
  • Sylvan
  • Waiting
  • Yellowstone