The gray wolf that made headlines in 2011 for becoming the first lobo in nearly a century to lope in California’s wilderness is presumed dead.

The collared wolf, known as OR-7, was last accounted for in the fall and was missing from the annual winter count in Oregon, where it was living, Oregon officials said Wednesday.

“We don’t know if OR-7 has died, but it would be reasonable to assume considering his age, which is old for a wolf in the wild,” said Roblyn Brown, the wolf coordinator for Oregon’s Department of Fish and Wildlife. “It is natural for packs to change over time as individual wolves are born, disperse…