Contents
Temperature Regulation and Respiration in the Ostrich
Knut Schmidt-Nielsen, Robert C. Lasiewski, William L. Bretz, John Kanwisher, and Jerome E. Cohn
A Taxonomic Revision of the New World Jays
John William Hardy
Postnuptial and Postjuvenal Molt in White-crowned Sparrows in Central Alaska
Martin L. Morton, James R. King, and Donald S. Farner
Foliage Use by Birds of the Oak-juniper Woodland and Ponderosa Pine Forest in Southeastern Arizona
Russell P. Balda
Genetic and Population Studies of Transferrin Polymorphism in Ring-necked Pheasants
Paul A. Vohs Jr. and Larry R. Carr
Oreintation Behavior of Ring-billed Gull Chicks and Fledglings
William E. Southern
News and Notes
The Condor
Publications Received
The Condor
The Bulletin Board
The Condor
Index to Volume 71
The Condor
Covers
Back Matter (PDF)
The Condor
Front Matter (PDF)
The Condor
Short Communications
Notes on Costa Rican Birds
Gordon H. Orians and Denni R. Paulson
On the Nature of Cotingin""
Alan H. Brush
Some Additional Records of Birds in California
Donald D. Mclean
The Taxonomic Position of the Hornbill Rhyticeros Plicatus Subruficollis (blyth) as Indicated by the Mallophaga
Robert E. Elbel
Extension of Zone of Sympatry of Quiscalus Mexicanus and Q. Major
Robert K. Selander, Suh Y. Yang, and Gilbert Cantu
The Numerical Response of Woodpeckers to Insect Prey in a Subalpine Forest in Colorado
James R. Koplin
Observations of the Nuthatch-like White-throated Treerunner (pygarrhichas Albogularis) in Argentina
Lester L. Short Jr.
Bird Records from Nevada
Richard C. Banks and Donald E. Lewis