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The Pallid Falcon Falco kreyenborgi Is a Color Phase of the Austral Peregrine Falcon (Falco peregrinus cassini)
Ellis, David H., Garat, Cesar PeresVolume:
100
Journal:
The Auk
DOI:
10.1093/auk/100.2.269
Date:
April, 1983
File:
PDF, 299 KB
1983