..............page:1002-1011
introduction to plenary papers
Walter J.Bock; President 23rd International Ornithological Congress Special Editor;Plenary Lectures;Proceedings of the 23rd International Ornithological CongressRichard Schodde; General Editor;Proceedings of the 23rd International Ornithological Congress
..............page:879
..............page:880-912
The costs of immunity
Kirk C. KLASING Department of Animal Science; University of California; Davis; California 95616; USA
..............page:961-969
Arctic spring: the arrival biology of migrant birds
John C. WINGFIELD 1**;Noah OWEN-ASHLEY2; Z. Morgan BENOWITZ-FREDERICKS2; Sharon E. LYNN3; Thomas P. HAHN4; Haruka WADA5; Creagh BREUNER5; Simone L. MEDDLE6; L. Michael ROMERO7 1. Department of Zoology; Box 351800; University of Washington; Seattle; Washington 98195; USA 2. Department of Zoology; Box 351800; University of Washington; Seattle; Washington 98195; USA 3. Department of Biology; Colby College; 5720 Mayflower Hill; Waterville; Maine 04901; USA 4. Section of Neurobiology; Physiology and Behavior; University of California; Davis; California 95616; USA 5. Integrative Biology; Patterson Labs; Rm 141; University of Texas; Austin; Texas 78712; USA 6. Laboratory of Neuroendocrinology; School of Biomedical and Clinical Laboratory Sciences; University of Edinburgh; Hugh Robson Building; George Square; Edinburgh EH8 9XD; UK 7. Department of Biology; Tufts University; Medford; Massachusetts 02155; USA
..............page:948-960
..............page:942-947
..............page:978-990
..............page:936-941
Bird flight
Ulla M.LINDHE NORBERG Department of Zoology;Zoomorphology;Gteborg University;Box 463;SE 405 30 Gteborg;Sweden
..............page:921-935
Birds as dinosaurs
Paul C. SERENO* Department of Organismal Biology and Anatomy; and Committee on Evolutionary Biology; University of Chicago; 1027 East 57th Street; Chicago; Ill. 60637; USA
..............page:991-1001
..............page:913-920
..............page:970-977