The account wrote: "Tourons in Yellowstone 30-40 yards from a Grizzly Bear! Try to keep at least 100 yards away from all bears!" Stock photograph showing a grizzly bear and her cub walking on a ...

The 28-year-old mother grizzly was the oldest known reproducing grizzly bear in the Greater Yellowstone Ecosystem. Both grizzly bears 399 and her son 1058 were featured in a PBS documentary that ...