Patrones de producción en dos poblaciones aisladas de Agelaius icterocephalus (Aves-Icteridae)

I studied two colonies of Yellow-hooded Blackbirds, of different subspecies, in low and high elevation sites in Colombia in 1987 and 1988. Territories of Agelaius icterocephalus icterocephalus at Agua Prieta (Iow elevation) were one-fifth as large as those of A.i. bogotense at La Herrera (high eleva...

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Bibliographic Details
Main Author: Naranjo Luis Germán
Format: Article
Language:English
Published: Universidad Nacional de Colombia 1995-11-01
Series:Caldasia
Subjects:
Online Access:http://www.revistas.unal.edu.co/index.php/cal/article/view/17343