Creighton, Phillip D., 1945-, authorBaldwin, Paul H., authorNatural Resource Ecology Laboratory, Colorado State University, publisher2015-07-282015-07-281974http://hdl.handle.net/10217/15962July 1974.On cover: Grassland Biome, Ecosystem analysis studies, U.S. International Biological Program.Includes bibliographical references (pages 133-139).born digitaltechnical reportsengCopyright and other restrictions may apply. User is responsible for compliance with all applicable laws. For information about copyright law, please see https://libguides.colostate.edu/copyright.Grassland ecology -- ColoradoHabitat partitioning (Ecology)Bird populations -- ColoradoHabitat exploitation by an avian ground-foraging guildText