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Title information OUT OF PRINT Flight-feather Molt Patterns and Age in North American OwlsSeries: ABA MONOGRAPHS IN FIELD ORNITHOLOGY SERIES 2 Peter Pyle
32 pages, 2 b/w photos, illus, 2 tabs. [1997]American Birding Association
Spiralbound |
out of print | 1997
#81348 | ISBN-10: 1878788361
All 19 North American owl species were examined to assess flight-feather moult patterns and the utility of these criteria for ageing. Other titles from the same publisher  related organisations include: Raptor Research Foundation If you are involved in a scientific, conservation or environmental organisation and would like to be listed, please see our NHBS-Xchange information page. |
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Bat Detectors
