Animals: Hawk Sanctuary

Last Sunday, as they will every fair Sunday until the end of November, farmers flocked up Blue Mountain, in Pennsylvania-Dutch Schuylkill County, to watch for hawks and eagles gliding above them, to sit fascinated watching—and never to make a murderous move toward a shotgun. For the Hawk Mountain Sanctuary, atop Blue Mountain, is the only spot in the world where birds of prey are protected, and perhaps the world's best place to see them on the wing.

Hawk Mountain is part of Pennsylvania's Kittatinny Ridge, an ancient flyway for migrating hawks. Cool fall...