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The increase in the Spanish population of Griffon Vulture Gyps fulvus during 1989–1999: effects of food and nest site availability
PARRA, JUAN, TELLERÍA, JOSÉ LUISVolume:
14
Language:
english
Journal:
Bird Conservation International
DOI:
10.1017/S0959270904000048
Date:
March, 2004
File:
PDF, 316 KB
english, 2004