Contents
The Sexual Behavior and Systematic Position of the Hooded Merganser
Paul A. Johnsgard
Reproductive Behavior of Red-bellied Woodpeckers
Lawrence Kilham
Nesting Success Calculated from Exposure
Harold Mayfield
Kermadec Petrel in Pennsylvania
Donald S. Heintzelman
Occurrence and Timing of Egg Teeth in Birds
George A. Clark Jr.
Ornithological News
Wilson Bulletin
Josselyn Van Tyne Memorial Library
Wilson Bulletin
Conservation Section: Status and Problems of North American Grouse
Frederick Hamerstrom and Frances Hamerstrom
Ornithological Literature
Wilson Bulletin
Publication Notes and Notices
Wilson Bulletin
Annual Report of the Conservation Committee
Thomas G. Scott
Proceedings of the Forty-second Annual Meeting
Aaron M. Bagg
Covers
Back Matter (PDF)
Wilson Bulletin
Front Matter (PDF)
Wilson Bulletin
General Notes
Dorsal Apterium Present in Bobwhite
Lucy Sharp Brewer
Cattle Egrets in Mexico
Robert F. Andrle and Harold H. Axtell
Copulatory Behavior of the Common Loon.
William E. Southern
Long-tailed Jaeger in Ohio
Edwin Novotny
Purple Martins Nesting in City Buildings
John William Hardy