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Subject "Vesper sparrow"
Roadside bird counts on BLM lands in Petroleum and Fergus counties, Montana /
By: Hendricks, P. - Montana Natural Heritage Program. - United States. Bureau of Land Management. - United States. Bureau of Land Management. Lewistown Field Office.
Publication info: Helena, Mont. :Montana Natural Heritage Program,c2000.
Holding Institution: Montana State Library (archive.org)
Subjects: 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 meadowlark