FRISCO, Colo. — As the Grand Canyon’s new lone wolf howls at the silvery moon from the Kaibab Plateau this winter, biologists hope to learn more about how the West’s great predators may someday recolonize their ancestral hunting grounds — including Colorado.
The last time a wolf peered over the edge of the canyon was nearly a lifetime ago — 70 years, biologists say. But in early October, a solitary wolf from the northern Rockies turned up in northern Arizona after wandering at least 450 miles. The long-distance journey — along with similar treks by