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Ornithological Literature, John W. Fitzpatrick Dec 1979

Ornithological News, Wilson Bulletin Dec 1979

Small Mammals And Birds As Food Items Of Ring-Billed Gulls On The Lower Great Lakes, Hans Blokpoel, Gerard T. Haymes Dec 1979

Premigratory Fat In The American Kestrel, James A. Gessaman Dec 1979

First Reports Of Pellet Ejection In 11 Species, Theodore H. Below Dec 1979

Back Matter (Pdf), Wilson Bulletin Dec 1979

Song Characteristics Of The Yellow Warbler, Kenneth G. Bankwitz, William L. Thompson Dec 1979

Vocalizations And Behavior Of The Willet, Tex A. Sordahl Dec 1979

Territoriality In The Purple Martin, Charles R. Brown Dec 1979

Habitat Use By Nesting American Coots In Saskatchewan Parklands, Lawson G. Sugden Dec 1979

Common Redpolls Using Spruce Seeds In Northern Utah, Kimberly G. Smith Dec 1979

Front Matter (Pdf), Wilson Bulletin Dec 1979

Index To Volume 91, 1979, Nancy J. Flood, Gary R. Bortolotti, Peter Thompson Dec 1979

Evidence For Vocal Learning In Prairie Grouse, Donald W. Sparling Dec 1979

Blue-Winged X Cinnamon Teal Hybrid From Oklahoma, Eric G. Bolen Sep 1979

Variation In Summer Diet Of Glaucous-Winged Gulls In The Western Aleutian Islands: An Ecological Interpretation, John L. Trapp Sep 1979

Ornithological Literature, Wilson Bulletin Sep 1979

President's Message, Wilson Bulletin Sep 1979

Ornithological News, Wilson Bulletin Sep 1979

The Wilson Ornithological Society, Wilson Bulletin Sep 1979

Age Of Effective Homeothermy In Nestling Tree Swallows According To Brood Size, Erica H. Dunn Sep 1979

Observations On The Nesting Biology Of The Great Cormorant In Ethiopia, Emil K. Urban Sep 1979

American Woodcock Hatched In Alabama Killed In Michigan, Keith Causey, George Horton, John Roboski, Randall Johnson, Phillip Mason Sep 1979

An Incident Of Blue Jay Predation On A House Sparrow, Terry L. Master Sep 1979

Arboreal Foraging By Cattle Egrets, James A. Kushlan Sep 1979

Front Matter (Pdf), Wilson Bulletin Sep 1979

Aggressive Behavior In Wintering Dark-Eyed Juncos: Determinants Of Dominance And Their Possible Relation To Geographic Variation In Sex Ratio, Ellen D. Ketterson Sep 1979

Timing Of Primary Molt And Egg-Laying In Glaucous-Winged Gulls, Nicolaas A.M. Verbeek Sep 1979

Predation On Red-Winged Blackbird Eggs And Nestlings, Frank S. Shipley Sep 1979

Nesting Ecology Of The Eastern Phoebe In Southern Indiana, Harmon P. Weeks Jr. Sep 1979