I first knew of Dan O'Brien from reading his excellent short stories. Then I discovered he owned a ranch in South Dakota & got more interested yet. He's a naturalist, environmentalist, & endangered-species biologist who almost 20 years ago switched from raising cattle to buffalo, acting on his belief that returning buffalo to the northern plains would help restore the land to "an American Serengeti, complete with migrating herds of many species of large herbivores, predators, birds, and scavengers," Read More