Within hours of the sighting on Wednesday, Frank van Manen caught word that there was a grizzly sow with five cubs in tow spotted in Yellowstone National Park.
Five grizzly bear cubs make the largest litter in Yellowstone-area history wyofile.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from wyofile.com Daily Mail and Mail on Sunday newspapers.