Tom Christiansen has spent more time working on grouse than anyone I can think of. His work in WY was groundbreaking for sagies, and for the collaborative approach to management. This is a good piece and worth a few minutes to peruse.
wyomingwildlife.org

Wyoming’s Famous Grouse, Its Neglected Cousin, and a Threat to Both - Wyoming Wildlife Federation
Sage-grouse and sharp-tailed grouse are some of the best indicator species we have. How do we conserve these birds? Find out from lifelong bio Tom Christiansen.
