Environmentalists and the timber industry do not often collaborate, but in the years immediately following gray wolf reintroduction in the interior American West, a plan to reintroduce grizzly bears to the Selway-Bitterroot Wilderness of Idaho and Montana brought these odd bedfellows together. The partnership won praise from diverse interests across the country and in 2000 the U.S. Fish and Wildlife Service approved a plan for reintroduction. When the Bush Administration took office, however, it promptly shelved the project.

In Grizzly West Michael J. Dax explores the...