Contents
Bioenergetics of Nestling Red-backed Shrikes (lanius Collurio)
Barbara Diehlzej Myrcha
The Galapagos Avifauna
M. P. Harris
Temperature Modulation of Photoperiodically Induced Vernal Phenomena in White-crowned Sparrows (zonotrichia Leucophrys)
Robert A. Lewis and Donald S. Farner
Pterylosis and Timing of Molt of the Water Pipit
Nicolaas A. Verbeek
The Relationships of the Wood Thrush (hylocichla Mustelinas): Some Indications from the Electrophoresis of Blood Proteins
H. T. Hendrickson and Marie Yow
Dde in Resident Aleutian Island Peregrine Population
Clayton M. White, William B. Emison, and Francis S. Williamson
The Scaled Quail (callipepla Squamata) of the Southwest: Systematic and Historical Consideration
Amadeo M. Rea
The Fasting Metabolism of Subadult Mallards Acclimatized to Low Ambient Temperatures
Kirtland G. Smith and Harold H. Prince
Reproductive Condition and Other Features of Shorebirds Resident at Eniwetok Atoll during the Boreal Summer
Oscar W. Johnson
News and Notes
The Condor
Publications Received
The Condor
The Bulletin Board
The Condor
Covers
Back Matter (PDF)
The Condor
Front Matter (PDF)
The Condor
Short Communications
Plastic Particle Pollution of the Surface of the Atlantic Ocean: Evidence from a Seabird
Stephen I. Rothstein
An Albinistic Blue Grouse from Colorado
Clait E. Braun and Ronald G. Blumberg
Territorial and Feeding Activity of Broad-tailed Hummingbirds (selasphorus Platycercus) in Iris Missouriensis
David L. Lyon
Virginia Rail and Cape May Warbler in Chiapas, Mexico
Laurence C. Binford
Cooling Rates and Development of Homeothermy in the Brown-headed Cowbird (molothrus Ater Ater)
Charles M. Neal
New Records of Mourning Doves in Southcentral and Interior Alaska
Robert B. Weeden and Loyal Johnson
Geographic and Seasonal Variation in the Occurrence of Incompletely Pneumatized Skulls in the House Sparrow
David M. Niles
Cliff Swallow Colony in Arctic Alaska
Bryan L. Sage
Pelicans in the City of Lima, Peru
Charles F. Leck
Some Birds of Isla Punta Arenas, Pacific Coast, Colombia
Carol Pearson Ralph and Stephen J. Chaplin
White-tailed Kite Predation on a Fluctuating Vole Population
Rey C. Stendell and Philip Myers
Breeding of Says Phoebe in Arctic Alaska
Tom J. Cade and Clayton M. White
A Review of the White-breasted Woodwrens of Mexico and Central America
Robert W. Dickerman
Four New Migrants for Costa Rica
William H. Buskirk
Description of an Aerial-predator Alarm Call for Mallard (anas Platyrhynchos) Ducklings
E. E. Starkey and J. F. Starkey