Condition of large brood in Bonelli's Eagle Hieraaetus fasciatus: Capsule Young body condition is affected by the interaction of environment (rainfall) and brood size.

By Balbontín Javier   Ferrer Miguel  

Bird Study, Vol. 52, Iss. 1, 2005-03 ,pp. : 37-41

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Bonelli's Eagle Hieraaetus fasciatus juvenile dispersal: hourly and daily movements tracked by GPS: Capsule Birds cover daily distances not normally exceeding 20 km during the initial phase of dispersal, with the daily peak of movement/activity in the afternoon.

By Cadahía Luis   Urios Vicente   Negro Juan J.  

Bird Study, Vol. 54, Iss. 2, 2007-07 ,pp. : 271-274

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Potential influence of habitat and predation on local breeding success and population in Spotted Flycatchers Muscicapa striata: Capsule Breeding abundance in woodland increased following predator removal.

By Stoate Chris   Szczur John  

Bird Study, Vol. 53, Iss. 3, 2006-11 ,pp. : 328-330

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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.

By Limiñana Rubén   Surroca Martín   Miralles Stephan   Urios Vicente   Jiménez Juan  

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

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Habitat associations and breeding success of the Chaffinch Fringilla coelebs: Capsule Population trends for Chaffinch on farmland are unlikely to be explained by their preference for non-crop habitats alone.

By Macleod Catriona J.   Parish David M.B.   Hubbard Stephen F.  

Bird Study, Vol. 51, Iss. 3, 2004-10 ,pp. : 239-247

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