Digital Commons Network^™

Checklist Of The Birds Of California, Lee Jones, Kimball Garrett, Arnold Small Jan 1981

President's Message, John Luther Jan 1981

Bulletin Board, Western Birds Jan 1981

Identification Notes, Diane Larson Jan 1981

Foraging Behavior Of A Cross-Billed Nutcracker, Diana F. Tomback, Barbara B. Dewolfe Jan 1981

Time Of Day And Desert Bird Censuses, Wesley W. Weathers, Wilbur W. Mayhew Jan 1981

Forty-Fourth Breeding Bird Census, Willet T. Van Velzen Jan 1981

Habitat Disturbance And The Decline Of Dominant Avian Species In Pine Barrens Of The Northeastern United States, Paul Kerlinger, Craig Doremus Jan 1981

Announcement, North American Birds Jan 1981

Direct And Indirect Human Impact On Least Tern Nesting Success At Falcon Reservoir, Zapata County, Texas, Raymond W. Neck, David H. Riskind Jan 1981

Ohio Records Committee, Ohio Cardinal Jan 1981

Wader Study Group Data Forms: Second Additions, Michael Pienkowski Jan 1981

Help Wanted In Wader Catching, Wader Study Group Bulletin Jan 1981

Contents, Studies In Avian Biology Jan 1981

The Needs For Censuses In Policy Making, David L. Trauger Jan 1981

The Christmas Bird Count: An Overlooked And Underused Sample, Susan Roney Drennan Jan 1981

Estimates Of Avian Population Trends From The North American Breeding Bird Survey, Barry R. Noon, Paul H. Geissler Jan 1981

Indirect Estimates Of Abundance Of Birds, Evelyn L. Bull Jan 1981

Use Of Playback Recordings In Sampling Elusive Or Secretive Birds, Wayne R. Marion, Timothy E. O'Meara, David S. Maehr Jan 1981

The Use Of Migration Counts For Monitoring Bird Population Levels, David J. T. Hussell Jan 1981

The Determination Of Avian Densities Using The Variable-Strip And Fixed-Width Transect Surveying Methods, Kathleen E. Franzreb Jan 1981

Methodology For Censusing Land Bird Faunas In Large Regions, Olli Jarvinen, Rosto A. Vaisanen Jan 1981

Methods Of Detecting And Counting Raptors: A Review, Mark R. Fuller, James A. Mosher Jan 1981

Summarizing Remarks Species Variability, David L. Otis Jan 1981

Chairman's Introductory Remarks Environmental Influences, Harry F. Recher Jan 1981

Bird Activity Levels Related To Weather, Chandler S. Robbins Jan 1981

Sampling In Rugged Terrain, Deanna K. Dawson Jan 1981

Chairman's Introductory Remarks Observer Variability, Ralph J. Raitt Jan 1981

The Role Of Observer Bias In The North American Breeding Bird Survey, Craig A. Faanes, Danny Bystrak Jan 1981

The Influence Of Observer And Analyst Efficiency In Mapping Method Censuses, Raymond J. O'Connor Jan 1981