Jeffrey M. Holden

Books By Jeffrey M. Holden

Dead Moose on Isle Royale: Off-Trail with the Citizen Scientists of the Wolf-Moose Project

By Jeffrey M. Holden

Isle Royale is one of the most remote and pristine of all the U.S. national parks, and the site of the world’s longest-running predator–prey study. Every summer, Holden leads groups

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