Contents
Filter Feeding in Flamingos (phoenicopterus Ruber)
G. Zweers, F. De Jong, H. Berkhoudt, and J. C. Berge
Effects of Food Density on the Behavior and Distribution of Nonbreeding American Flamingos in Yucatan, Mexico
Felicity Arengo and Guy A. Baldassarre
Variations in Growth of Roseate Tern Chicks
Ian C. Nisbet, Jeffrey A. Spendelow, and Jeff S. Hatfield
Egg Size and Early Nestling Growth in the Snow Petrel
Trond Amundsen
Clutch-size Manipulations in the Yellow-headed Blackbird: a Test of the Individual Optimization Hypothesis
Colleen A. Barber and Roger M. Evans
Nest Defense by Willow Flycatchers to Brood-parasitic Intruders
J. C. Uyehara and Peter M. Narins
Male Northern Orioles Eject Cowbird Eggs: Implications for the Evolution of Rejection Behavior
Spencer G. Sealy and Diane L. Neudorf
Singing Behavior, Song Types on Their Wintering Grounds and the Question of Leap-frog Migration in Puget Sound White-crowned Sparrows
Barbara B. Dewolfe and Luis F. Baptista
Song Types, Repertoires and Song Variability in a Population of Chestnut-sided Warblers
Bruce E. Byers
Delayed Access to Local Songs Prolongs Vocal Development in Dialect Populations of Brown-headed Cowbirds
Adrian L. O'Loghlen
Reproductive Biology and Vocalizations of the Horned Guan Oreophasis Derbianus in Mexico
Fernando Gonzalez-Garcia
Fat Content and Stopover Ecology of Spring Migrant Semipalmated Sandpipers in South Carolina
James E. Lyons and Susan M. Haig
Comparison of Condition Indices in Migratory Passerines at a Stopover Site in Coastal Louisiana
Terry J. Spengler, Paul L. Leberg, and Wylie C. Barrow Jr.
Interspecific Competition for Nest Holes Causes Adult Mortality in the Collared Flycatcher
Juha Merila and David A. Wiggins
Nutrient-reserve Dynamics of Breeding Male Wood Ducks
Daniel L. Hipes and Gary R. Kepp
Common Goldeneye Nest Attendance Patterns
Michael C. Zicus, Steven K. Hennes, and Michael R. Riggs
Molt in the Annual Cycle of Ring-necked Ducks
William L. Hohman and Richard D. Crawford
Annual Molt in Ruby-throated and Black-chinned Hummingbirds
William H. Baltosser
Phylogenetic Relationships among North American Grouse Inferred from Restriction Endonuclease Analysis of Mitochondrial Dna
Darrell L. Ellsworth, Rodney L. Honeycutt, and Nova J. Silvy
Genetic Evidence for Undetected Alleles and Unexpected Parentage in the Gray-breasted Jay
Bonnie S. Bowen, Rolf R. Koford, and Jerram L. Brown
Ecology and Breeding Biology of the Hawaii Elepaio (chasiempis Sandwichensis Bryani)
Charles Van Riper III
Population Structure and Survival of Palila
G. D. Lindsey, S. G. Fancy, M. H. Reynolds, T. K. Pratt, K. A. Wilson, P. C. Bank, and J. D. Jacobi
Diving Behavior of Emperor Penguins Nurturing Chicks at Coulman Island, Antarctica
G. L. Kooyman and T. G. Kooyman
Factors Affecting Daily Activity Budgets of South Georgian Shags during Chick Rearing at Bird Island, South Georgia
S. Wanless, M. P. Harris, and J. A. Morris
Does Male-like Coloration of Female Hooded Warblers Increase Nest Predation?
Bridget J. Stutchbury and Joan S. Howlett
Changes in Stable Carbon and Nitrogen Isotope Ratios in Sooty and Short-tailed Shearwaters during Their Northward Migration
Hiroshi Minami, Masao Minagawa, and Haruo Ogi
Book Reviews
Christopher W. Thompson
News and Notes
The Condor
New Books in Ornithology
Christopher W. Thompson
Covers
Back Matter (PDF)
The Condor
Front Matter (PDF)
The Condor
Short Communications
Nest-site Characteristics of the Socorro Green Parakeet
Ricardo Rodriguez-Eastrella, Laura Rivera Rodriguez, and Francisco Anguiano
Nest Site Selection by Eared Grebes in a Franklin's Gull Colony: Structural Stability Parasites
Joanna Burger and Michael Gochfeld
Plasma Corticosterone in Bar-tailed Godwits at a Major Stop-over Site during Spring Migration
Marilyn Ramenofsky, Theunis Piersma, and Joop Jukema
Bald Eagles Kleptoparasitizing Sea Otters at Amchitka Island, Alaska
Jon Watt, Bernhard Krausse, and Tim M. Tinker
Melanin and the Abrasion Resistance of Feathers
Richard H. Bonser