Grizzly bear 399 was hit and killed by a car on Highway 26/89 in Snake River Canyon south of Jackson, Wyoming, in October, McClatchy News previously reported. The 28-year-old mother grizzly was the oldest known reproducing grizzly bear in the Greater Yellowstone Ecosystem.

A 5-year-old bear that was a member of a well-known and beloved grizzly family in Wyoming's Grand Teton National Park died after it was hit by a vehicle, the same fate that befell his mother late last year,