Feeding ecology and nesting behavior of grassland birds at the Pawnee site, 1971 - Baldwin, Paul H., author; Natural Resource Ecology Laboratory, Colorado State University, publisher (Colorado State University. Libraries, 1972)
November, 1972.
On cover: Grassland Biome, Ecosystem analysis studies, U.S. International Biological Program.
Keywords: Birds -- Ecology -- Colorado; Birds -- Food -- Colorado; Birds -- Nest -- Building -- Colorado