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The Condor, Volume 93, Number 2 (1991)

Publication Information


The Sequence of Molts and Plumages in Painted Buntings and Implications for Theories of Delayed Plumage Maturation. 209- 235.
Christopher W. Thompson.
Annual Molts and Interruption of the Fall Migration for Molting in Lazuli Buntings. 236-250.
Bruce E. Young.
Mortality of Seabirds in the Japanese Land-Based Gillnet Fishery for Salmon. 251-258.
Anthony R. Degange, Robert H. Day.
Human Activity Influence and Diurnal and Nocturnal Foraging of Sanderlings (Calidris Alba). 259-265.
Joanna Burger, Michael Gochfeld.
Distribution and Abundance of Large Sandhill Cranes, Grus Canadensis, Wintering in California's Central Valley. 266- 278.
Thomas H. Pogson, Susan M. Lindstedt.
The Effect of Floral Abundance on Feeder Censuses of Hummingbird Populations. 279-285.
David W Inouye, William A. Calder, Nickolas M. Waser.
Calcium Supplements in the Diet of Nestling Tree Swallows Near Acid Sensitive Lakes. 286-294.
Vincent L. St. Louis, Loes Breebaart.
Allozyme Divergence and Phylogenetic Relationships Within the Strigiformes. 295-301.
Ettore Randi, Gea Fusco, Rita Lorenzini, Fernando Spina.
Relationships Among the Australo-Papuan Parrots, Lorikeets, and Cockatoos (Aves: Psittaciformes): Protein Evidence. 302- 317.
L. Christidis, R. Schodde, D. D. Shaw, S. F. Maynes.
Mitochondrial Dna Variation, Population Structure, and Evolution of the Common Grackle (Quiscalus Quiscula). 318- 329.
Robert M. Zink, William L. Rootes, Donna L. Dittmann.
Discovery and Observations of Two Tree Nests of the Marbled Murrelet. 330-339.
Steven W. Singer, Nancy L. Naslund, Stephanie A. Singer, C. John Ralph.
Brood Parasitism Among Waterfowl Nesting on Islands and Peninsulas in North Dakota. 340-345.
John T. Lokemoen.
Foraging Efficiency of Parent Juncos and Their Young. 346-353.
Wesley W. Weathers, Kimberly A. Sullivan.
Reproductive Endocrinology and Mechanisms of Breeding Inhibition in Cooperatively Breeding Florida Scrub Jays (Aphelocoma C. Coerulescens) . 354-364.
Stephan J. Schoech, Ronald L. Mumme, Michael C. Moore.
Nest Departure Calls in Female Songbirds. 365-373.
Mary Victoria Mcdonald, Russell Greenberg.
Partial Migration and Differential Winter Distribution of House Finches in the Eastern United States. 374-382.
James R. Belthoff, Sidney A. Gauthreaux, Jr.
Geographical Variation of the Plumage Polymorphism in the Eastern Reef Heron (Egretta Sacra). 383-389.
Singi Itoh.
Sex Differences in Reproductive Behavior of Atlantic Puffins. 390-398.
E. Creelman, A. E. Storey.
Differences in Distribution of Breeding, Nonbreeding, and Migrant Bald Eagles on the Northern Chesapeake Bay. 399- 408.
David A. Buehler, Timothy J. Mersmann, James D. Fraser, Janis K. D. Seegar.
Evidence for Color Phase Effects on the Breeding and Life History of Northern Fulmars. 409-417.
Scott A. Hatch.
Group-Living and Infestation By Ectoparasites in Passerines. 418-423.
Robert Poulin.
Songs of the Japanese Population of the Winter Wren (Troglodytes Troglodytes). 424-432.
Donald E. Kroodsma, Hiroshi Momose.
Pair Copulations, Extra-Pair Copulations, and Intraspecific Nest Intrusions in Merlin. 433-437.
Navjot S. Sodhi.
Acorn Preference of Urban Blue Jays (Cyanocitta Cristata) During Fall and Spring in Northwestern Arkansas. 438-442.
Todd L. Scarlett, Kimberly G. Smith.
News and Notes. 472.


Population Estimates of the Black-Capped Vireo. 469-470.
J. Michael Scott, Edward O. Garton.
Reply to Scott and Garton. 470-472.
Robert H. Benson, Karen L. P. Benson.

Short Communications

Can Troglodytes Aedon in Argentina Mimic" the Songs of Thryomanes Bewickii?". 443-445.
Pablo Luis Tubaro.
Nest and Eggs of the Strip-Backed Antbird (Myrmorchilus Strigilatus). 445-446.
Sandra M. Caziani, Jorge J. Protomastro.
Eggs, Nests, and Nest-Building Behavior of the Large-Footed Finch (Pezopetes Capitalis) in Costa Rica). 447-448.
Nedra K. Klein, Manuel Marin A., Thomas S. Schulenberg, Lloyd F. Kiff.
Geographic Variation in the Ontogeny of Beak Coloration of Gray-Breasted Jays (Aphelocoma Ultramarina). 448-452.
A. Townsend Peterson.
The Effects of Supplemental Food on Nest Dispersion in Black-Billed Magpies. 452-454.
Eric Stone, Charles H. Trost.
Infanticide in Female Tree Swallows: A Role for Sexual Selection. 454-457.
Andrew A. Chek, Raleigh J. Robertson.
Laying Red-Cockaded Woodpeckers Cache Bone Fragments. 458-461.
Richard R. Repasky, Roberta J. Blue, Phillip D. Doerr.
Ash-Throated Flycatchers (Myiarchus Cinerascens) Raise Mountain Bluebird (Sialia Currucoides) Young. 461-462.
Janice L. Simpkin, Alan A. Gubanich.
Comments on Estimating Total Body Lipids From Measures of Lean Mass. 463-465.
John M. Morton, Roy L. Kirkpatrick, Eric P. Smith.
Postfledging Dispersal of Green-Tailed Towhees to a Subalpine Meadow. 466-468.
Martin L. Morton.
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