Contents
On Behavior and Nesting of Mcconnell's Flycatcher (pipromorpha Macconnelli): Does Female Rejection Lead to Male Promiscuity?
Edwin O. Willis, Douglas Wechsler, and Yoshika Oniki
Vocal Repertoire of the Black-capped Chickadee
Millicent S. Ficken, Robert W. Ficken, and Steve R. Witkin
Gila Woodpecker Agonistic Behavior
Gene L. Brenowitz
Island Colonization by Lesser Antillean Birds
John Terborgh, John Faaborg, and H. Jane Brockmann
Geographic Variation of Yellow Warblers Killed at a Tv Tower
Dennis G. Raveling and Dwain W. Warner
Falcon Temperature Regulation
James A. Mosher and Clayton M. White
Geographic Variation in the Hoy" Call of the Bobwhite"
Raymond B. Goldstein
The Mobility of Breeding Pintails
Scott R. Derrickson
Bursae, Reproductive Structures, and Scapular Color in Wintering Female Oldsquaws
Steven R. Peterson and Robert S. Ellarson
Gyrfalcon Nesting Behavior from Hatching to Fledging
M. Alan Jenkins
Variation in Reproductivity with Age in the Brown Pelican
Lawrence J. Blus and Julie A. Keahey
The Relationship Between Egg Size and Chick Size in the Laughing Gull and Japanese Quail
Robert E. Ricklefs, D. Caldwell Hahn, and William A. Montevecchi
Red-cockaded Woodpecker Fall Movements in a Florida Flatwoods Community
Stephen A. Nesbitt, D. Terry Gilbert, and D. Bruce Barbour
Geographical Variation in the Nestling Coloration of Parasitic Cowbirds
Stephen I. Rothstein
Cowbird Parasitism in the Kansas Tallgrass Prairie
Phillip F. Elliott
Latitudinal Variation of Postnuptial Molt in Pacific Coast White-crowned Sparrows
L. Richard Mewaldt and James R. King
Summer Foods of Sandhill Cranes in Idaho
William H. Mullins and Elwood G. Bizeau
Notes and News
The Auk
Editor's Comments
The Auk
Prealternate Molt in Nuthatches
Richard C. Banks
Aggressive Display in the Common Loon
Lynda Rummel and Charles Goetzinger
Male Pintails Defending Females from Rape
Richard A. Wishart and Richard W. Knapton
Rape Behavior in Blue-winged Teal
Robert O. Bailey, Norman R. Seymour, and Gary R. Stewart
A Device for Measuring Egg Volumes
Robert W. Loftin and Ray D. Bowman
Observations on Behavior and Vocalizations of a Pair of Wild Harpy Eagles
Michael Gochfeld, Michael Kleinbaum, and Guy Tudor
Temperature-dependent Deduction of Individual Distance in Captive House-sparrows
Kathleen Grabaskas Beal
Imprinting of a Ring-billed Gull
Marcella M. Bishop
Regulation of Metabolism during Torpor in Temperate" Zone Hummingbirds"
F. Reed Hainsworth and Larry L. Wolf
The Duration of Parental Care in the Common Tody Flycatcher
F. Haverschmidt
Covers
Front Matter
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Back Matter
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