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By: Pyrah, Duane B.Edition:Publication info: [Helena, MT], Wildlife Division, Montana Dept. of Fish, Wildlife, and Parks in cooperation with Bureau of Land Management, U.S. Dept. of the Interior, Billings, MT, 1987Volume: 1987Series:Holding Institution: Montana State LibrarySubjects: Fergus County Mammals Montana Petroleum County PronghornBHL Collections:
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By: Bachen, Daniel A. - Burkholder, Braden, - Maxell, Bryce A. (Bryce Alan) - United States. Bureau of Land Management. - Montana Natural Heritage Program.Edition:Publication info: Helena, Montana, Montana Natural Heritage Program, 2020Volume: 2020Series:Holding Institution: Montana State LibrarySubjects: Bats Behavior Montana Petroleum County StatisticsBHL Collections:
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By: Hendricks, P. - Montana Natural Heritage Program. - United States. Bureau of Land Management. - United States. Bureau of Land Management. Lewistown Field Office.Edition:Publication info: Helena, Mont, Montana Natural Heritage Program, c2000Volume: 2000Series:Holding Institution: Montana State LibrarySubjects: Baird's sparrow Bird surveys Birds Brewer's sparrow Brown-headed cowbird Counting Fergus County Geographical distribution Grasshopper sparrow Grassland birds Lark bunting Long-billed curlew Montana Musselshell River (Mont.) Petroleum County Ponderosa pine Roadside transect Sage thrasher Sagebrush Savannah sparrow Short-eared owl Sprague's pipit Upland sandpiper Vesper sparrow Western meadowlarkBHL Collections:
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By: Lesica, Peter. - Nature Conservancy (U.S.). Montana Field Office, - Nature Conservancy (U.S.). Wyoming Chapter,Edition:Publication info: Helena, MT, The Nature Conservancy, 1987Volume:Series:Holding Institution: Montana State LibrarySubjects: Fergus County Forests and forestry Montana Petroleum County PlantsBHL Collections: