Population trend and breeding biology of Montagu's Harrier Circus pygargus in a natural vegetation site in northeast Spain: Capsule Reproductive output in a natural habitat was higher than in birds breeding in cereal crops, highlighting the importance of natural habitats for the species.

Author： Limiñana Rubén   Surroca Martín   Miralles Stephan   Urios Vicente   Jiménez Juan  

Publisher： Taylor & Francis Ltd

ISSN： 0006-3657

Source： Bird Study, Vol.53, Iss.2, 2006-07, pp. : 126-131

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