-
By: Hoogstraal, Harry, - Valdez, RaulEdition:Publication info: [Chicago], Field Museum of Natural History, 1980Volume: n.s. no.6 (1980)Series:Holding Institution: University Library, University of Illinois Urbana ChampaignSubjects:BHL Collections:
-
By: Young, Kendal E., - Thompson, Bruce Carlyle, - Terrazas, Alberto Lafón - Montoya, A B - Valdez, RaulType: ArticleIn: The journal of raptor researchVolume: 38Series:Issue: 2Date: 2004Page Range: 107--117Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects:
-
By: Young, Kendal E., - Zwank, Phillip J., - Valdez, Raul - Dye, J L - Tarango Arámbula, Luis AntonioType: ArticleIn: The journal of raptor researchVolume: 31Series:Issue: 4Date: 1997Page Range: 376--380Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects:
-
By: Thomaides, Christos - Valdez, Raul - Reid, W H - Raitt, Ralph J.Type: ArticleIn: The journal of raptor researchVolume: 23Series:Issue: 2Date: 1989Page Range: 42--44Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects:
-
By: Frisina, Michael R - Valdez, Raul - Ulziimaa, GombosurenType: ArticleIn: The journal of the Bombay Natural History SocietyVolume: 101Series:Issue:Date: 2004Page Range: 353--359Publication Info: Bombay Bombay Natural History Society 1886-Subjects:
-
By: Tarango Arámbula, Luis Antonio - Valdez, Raul - Clemente-Sánchez, Fernando - Mendoza, GermanType: ArticleIn: The journal of raptor researchVolume: 35Series:Issue: 2Date: 2001Page Range: 165--168Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects: