A 5-year-old bear born to grizzly bear royalty was fatally struck by a vehicle in Grand Teton National Park, officials said.

Rangers in Wyoming's Grand Teton National Park were unable to determine if speed was a factor in the recent vehicle strike that killed a sub-adult grizzly bear on a park highway. The 5-year-old male bear,

A 5-year-old bear that was a member of a beloved grizzly family in Wyoming’s Grand Teton National Park has died