But that probably won't happen. The wolf (assuming it is a wolf) is likely a genetic dead-end that will neither breed nor socialize with its own kind. Wildlife officials say the large canine north ...

GRAND CANYON NATIONAL PARK, Ariz.— For the first time since the 1940s, a gray wolf is roaming the North Rim of the Grand Canyon. The wolf, which is wearing an inactive radio collar, is likely a gray ...

Nobody is sure how the Arizona wolf ended up unscathed at the Kaibab Plateau, where it has been spotted at least once about a mile north of the North Rim entrance of Grand Canyon National Park.

Now, hopefully, one of them is back. "There have been continued reports about this wolf being up there," said Kim Crumbo of the Grand Canyon Wildlands Council. "The Fish and Wildlife Service and ...