Hibernation: An Essential Survival Method For Bears - Wildlife SOS
About the Grizzly Bear - Grizzly bear conservation and protection
Hibernation time for Fernie Bears and WildSafeBC
Ian McAllister
Grizzly Bears Are Making A Comeback
Brown Bear: Torpor or Hibernation? - FOUR PAWS in US - Global
What's Next For Yellowstone's Grizzlies?
Brown bear - Wikipedia
Grizzly recovery faces cloudy future
What Happens During Bear Hibernation
B.C. bears get ready to hibernate; advocates offer safety tips
Grouse Mountain grizzly bears emerge from long winter's nap
Why don't predators eat hibernating bears? - Quora