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The Condor, Volume 75, Number 4 (1973)

4 (October)


Temporal Synergism of Corticosterone and Prolactin in Regulating Orientation in the Migratory White-Throated Sparrow (Zonotrichia Albicollis). 369-374.
Donn D. Martin, Albert H. Meier.
Seasonal Social Organization and Movements of Spruce Grouse. 375-385.
Laurence N. Ellison.
The Molt of the European Whitethroat. 386-391.
S. L. Pimm.
Food Niche Overlap of Two Iowa Marsh Icterids. 392-399.
David K. Voigts.
The Spring Migration Pattern at Fortine, Montana. 400-413.
Winton Weydemeyer.
Individual Laying Histories and the Clutch Size and Numbers of Eggs of Parasitic Cuckoos. 414-438.
Robert B. Payne.
Energy Intake By Hydropenic Chipping Sparrows (Spizella Passerina Passerina) Maintained on Different Diets. 439- 445.
Ralph R. Moldenhauer, Patricia G. Taylor.
Selected Aspects of Burrowing Owl Ecology and Behavior. 446-456.
Dennis J. Martin.
News and Notes. 487-488.
Publications Received. 488-489.
The Bulletin Board. 490.
Index to Volume 75. 491-503.

Short Communications

Discovery of a Kittlitz's Murrelet Nest. 457.
Edgar P. Bailey.
Polygyny in the Dipper. 457-459.
Frank E. Price, Carl E. Bock.
Dde Residues in the Endangered Hawaiian Dark-Rumped Petrel (Pterodroma Phaeopygia Sandwichensis). 460-461.
Warren B. King, Jeffrey L. Lincer.
Experimental Study of Feeding Rates of Nesting Cooper's Hawks. 461-463.
Noel F. R. Snyder, Helen A. Snyder.
Recent Nesting of the Rhinoceros Auklet in California. 463-464.
Timothy O. Osborne.
Remote Sensing of Body Temperature in a Captive 25-G Bird. 464-466.
Edward Earle Southwick.
Behavior and Activity Cycles of Gambel's Quail and Raptorial Birds at a Sonoran Desert Waterhole. 466-470.
Benjamin B. Beck, Christopher W. Engen, Peter W. Gelfand.
The Cayenne Tern in Brazil. 470-472.
Rodolfo Escalante.
Blood Respiratory Properties in Some Antarctic Birds. 472-474.
William K. Milsom, Kjell Johansen, Ronald W. Millard.
Observations on New Or Unusual Birds From Trinidad, West Indies, and Comments on the Genus Plegadis in Venezuela. 474- 478.
Michael Gochfeld.
Food Habits and Breeding Range of Herring Gulls in the Canadian Prairie Provinces. 478-480.
Kees Vermeer.
Cattle Egrets in Norther Mexico. 480-481.
Dale A. Zimmerman.
Some Factors Affecting Foraging Behavior of Plain Titmice. 481-482.
Steven Davis, Betty S. Davis, John Davis.
Noteworthy Bird Observations From Chiapas, Mexico. 483.
Eugene Hunn.
Clutch Size, Hatching Success, and Eggshell-Thinning in Western Gulls. 483-486.
George L. Hunt, Jr., Molly W. Hunt.
Attachment Size
Back Matter (PDF) (377.8 KB) 377.8 KB
Front Matter (PDF) (275.96 KB) 275.96 KB

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