Wolf watchers are calling for new measures to protect the canines around Yellowstone National Park after a Montana hunter killed a beloved wolf outside the park’s borders last month.

Wolf 926F, known to photographers and wolf enthusiast as “Spitfire,” was legally killed outside the park in Montana, a parks department official told the Jackson Hole News & Guide.

Spitfire’s mother was also famous among Yellowstone wolf watchers. Known as “06” for the year she was born, she had been the leader of her pack – and was legally shot and killed by a hunter outside the park’s borders in 2012.

Like her mother, Spitfire had been the alpha female of her pack until ceding…