Return of the Native: Cutthroat Trout Comeback
When Roger Lang went looking for westslope cutthroat trout near his ranch in southwestern Montana, he climbed high in the mountains--very high. "We were ranging up between 8,000 and 9,500 feet, above the treeline," says Lang, 46, a software entrepreneur turned conservationist with a passion for saving a species of trout first described by Lewis and Clark in the early 19th century.
Lang, a Californian, sold his company for some $300 million, and with part of the proceeds he and his wife Cynthia bought the 18,000-acre Sun Ranch in Cameron, Mont., from actor Steven...