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By: Mullen, Patrick D. - Beaverhead National Forest (Mont.) - Beaverhead-Deerlodge National Forest (Agency : U.S.) - Bitterroot National Forest (Agency : U.S.) - Bitterroot National Forest (Agency : U.S.) - Montana Natural Heritage Program.Edition:Publication info: Helena, MT, MNHP, [1990]Volume: 1990Series:Holding Institution: Montana State LibrarySubjects: Aegolius funereus Ecology Habitat Montana OwlsBHL Collections:
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By: Carlson, John C. - Lewis and Clark National Forest (Agency : U.S.) - Lewis and Clark National Forest (Mont.) - Montana Natural Heritage Program.Edition:Publication info: Helena, MT, Montana Natural Heritage Program, [1991]Volume: 1991Series:Holding Institution: Montana State LibrarySubjects: Aegolius funereus Habitat Lewis and Clark National Forest MontanaBHL Collections:
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By: Brelsford, Monica. - Gallatin National Forest (Agency : U.S.) - Montana Natural Heritage Program.Edition:Publication info: Helena, MT, Montana Natural Heritage Program, 1992]Volume: 1992Series:Holding Institution: Montana State LibrarySubjects: Aegolius funereus Ecology Flammulated owl Gallatin National Forest Habitat Montana Otus OwlsBHL Collections: