The Wilson Bulletin, Volume 57, Number 1 (1945)
CONTENTS
- The Family Anatidae. 3-7. Jean Delacour, Ernst Mayr.
- Subfamily Anserinae. 8-11.
- Subfamily Anatinae. 11-36.
- A List of the Genera and Species of Anatidae. 37-42.
- Comparison of Characters. 42-55.
- Age Groups and Longevity in the American Robin. 56-74.
- Donald S. Farner
- A Melanistic Specimen of Wilson's Snipe. 75-76.
- Josselyn Van Tyne
- New Records for Northcentral Oklahoma. 76-77.
- Frederick M. Baumgartner
- Ring-Billed Gulls Fly-Catching. 77.
- Milton B. Trautman, Mary A. Trautman
General Notes
| Attachment | Size |
|---|---|
 Front Matter (PDF) | 294.68 KB |
| Back Matter (PDF) | 173.08 KB |
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