For many, these mountains represent the Apache stronghold of Geronimo. For others, they are a birdwatcher's paradise. But the Chiricahua Mountains of southeastern Arizona are more than this. They are a classic "sky island" of the desert, a rich storehouse of biologic diversity. On a journey undertaken in search of a pair of rare short-tailed hawks, Ken Lamberton takes readers on an excursion through these mountains, from their riparian canyons...