Recent changes in the abundance of British upland breeding birds: Capsule Breeding wader populations have more often shown declines than passerine populations during the last 10–20 years.

By Sim Innes M. W.   Gregory Richard D.   Hancock Mark H.   Brown Andrew F.  

Bird Study, Vol. 52, Iss. 3, 2005-11 ,pp. : 261-275

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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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Long-term population declines in Danish trans-Saharan migrant birds: Capsule Long-distance migrant birds show less favourable trends than sedentary/short-distance species.

By Heldbjerg Henning   Fox Tony (A.D.)  

Bird Study, Vol. 55, Iss. 3, 2008-11 ,pp. : 267-279

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Migration and wintering patterns of a central European population of Common Cranes Grus grus: Capsule German breeding birds wintered mainly in southwest Spain and some in France.

By Alonso Javier A.   Alonso Juan C.   Nowald Günter  

Bird Study, Vol. 55, Iss. 1, 2008-03 ,pp. : 1-7

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Increased hunting effort buffers against vole scarcity in an urban Kestrel Falco tinnunculus population: Capsule In years with low vole abundance birds visited hunting grounds more frequently and for longer.

By Riegert Jan   Dufek Aleš   Fainová Drahomíra   Mikeš Václav   Fuchs Roman  

Bird Study, Vol. 54, Iss. 3, 2007-11 ,pp. : 353-361

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