Digital Commons Network^™

Use Of Quaking Aspen Flower Buds By Ruffed Grouse: Its Relationship To Grouse Densities And Bud Chemical Composition, Walter J. Jakubas, Gordon W. Gullion Aug 1991

Embryo Metabolism And Egg Neglect In Cassin's Auklets, Lee B. Astheimer Aug 1991

Adaptive Loss Of Mass In Thick-Billed Murres, Donald A. Croll, Anthony J. Gaston, David G. Noble Aug 1991

Optimal Foraging And Intraspecific Competition In The Tufted Puffin, Pat Herron Baird Aug 1991

Distress Calls In The Acorn Woodpecker, Walter D. Koenig, Mark T. Stanback, Philip N. Hooge, Ronald L. Mumme Aug 1991

An Analysis Of Hatchling Resting Metabolism: In Search Of Ecological Correlates That Explain Deviations From Allometric Relations, Marcel Klaassen, Rudolf Drent Aug 1991

Daily Allocation Of Time And Energy Of Western Bluebirds Feeding Nestlings, Patrick J. Mock Aug 1991

Variation In Duration And Frequency Characters In The Song Of The Rufous-Collared Sparrow, Zonotrichia Capensis, With Respect To Habitat, Trill Dialects And Body Size, Paul Hanford, Stephen C. Lougheed Aug 1991

Flexible Growth Rates In Nestling White-Fronted Bee-Eaters: A Possible Adaptation To Short-Term Food Shortage, Stephen T. Emlen, Peter H. Wrege, Natalie J. Demong, Robert E. Hegner Aug 1991

Feeding Ecology Of Waterfowl Wintering On Evaporation Ponds In California, Ned H. Euliss Jr., Robert L. Jarvis, David S. Gilmer Aug 1991

Coloniality And Breeding Biology Of Purple Martins (Progne Subis Hesperia) In Saguaro Cacti, Bridget J. Stutchbury Aug 1991

Experimental Evidence For The Function Of Mate Replacement And Infanticide By Males In A North-Temperate Population Of House Wrens, L. Henry Kermott, L. Scott Johnson, Marilyn S. Merkle Aug 1991

Primary Molt And Transequatorial Migration Of The Sooty Shearwater, John Cooper, Leslie G. Underhill, Graham Avery Aug 1991

Sex-Specific Differences In Molt Strategy In Relation To Breeding In The Wandering Albatross, H. Weimerskirch Aug 1991

Phylogeny And Biogeography Of The Ptiloris Riflebirds (Aves: Paradisaeidae), Bruce M. Beehler, R. J. Swaby Aug 1991

News And Notes, The Condor Aug 1991

Mewaldt-King Student Research Award, The Condor Aug 1991

Survival Rates Of Artificial Piping Plover Nests In American Avocet Colonies, Paul M. Mayer, Mark R. Ryan Aug 1991

Observations Of Ravens Preying On Adult Kittiwakes, John Klicka, Kevin Winker Aug 1991

The Role Of Egg-Capping In The Evolution Of Eggshell Removal, Kim C. Derrickson, Ian G. Warkentin Aug 1991

Breeding Distribution And Habitat Of Prairie Falcons In Northern Mexico, Dirk V. Lanning, Mark A. Hitchcock Aug 1991

The Loss Of Avian Cavities By Injury Compartmentalization, James A. Sedgwick, Fritz L. Knopf Aug 1991

Back Matter (Pdf), The Condor Aug 1991

Brood Parasitism Among Waterfowl Nesting On Islands And Peninsulas In North Dakota, John T. Lokemoen May 1991

Reply To Scott And Garton, Robert H. Benson, Karen L. Benson May 1991

Eggs, Nests, And Nest-Building Behavior Of The Large-Footed Finch (Pezopetes Capitalis) In Costa Rica), Nedra K. Klein, Manuel Marin A., Thomas S. Schulenberg, Lloyd F. Kiff May 1991

Discovery And Observations Of Two Tree Nests Of The Marbled Murrelet, Steven W. Singer, Nancy L. Naslund, Stephanie A. Singer, C. John Ralph May 1991

Reproductive Endocrinology And Mechanisms Of Breeding Inhibition In Cooperatively Breeding Florida Scrub Jays (Aphelocoma C. Coerulescens), Stephan J. Schoech, Ronald L. Mumme, Michael C. Moore May 1991

Nest And Eggs Of The Strip-Backed Antbird (Myrmorchilus Strigilatus), Sandra M. Caziani, Jorge J. Protomastro May 1991

Can Troglodytes Aedon In Argentina Mimic" The Songs Of Thryomanes Bewickii?", Pablo Luis Tubaro May 1991