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SORASearchable Ornithological Research Archive | Help |
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North
American Bird Bander Volume 6, Number 3 July-Septembers, 1981 |
Age determination of winter and spring Dark-eyed Juncos (DjVu | PDF)
Robert P. Yunick , Page 97
The average rate of travel by migrating White-crowned Sparrows, Zonotrichia leucophrys gambelii, in spring (DjVu | PDF)
James R. King, L. Richard Mewaldt , 98-101
A simple technique for weighing birds at feeders without recapture (DjVu | PDF)
Tim Manoils, Annette Manolis , 102-103
Notes on the body weight and molt of the Elf Owl (Micrathene whitneyi) in southeastern Arizona (DjVu | PDF)
Philip M. Walters , 104-105
Ageing the Turkey Vulture HY to ASY (DjVu | PDF)
Ranger Ed Henckel , 106-107
News, Notes, Comments (DjVu | PDF)
108-110
Recent Literature (DjVu | PDF)
111-113
Eastern Regional News (DjVu | PDF)
118-121
Western Regional News (DjVu | PDF)
122-126
Cover to Cover (DjVu)
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Blair
O. Wolf, SORA Coordinator![]() Eastern, Inland and Western Bird Banding Associations |