By Perkins Allan J.   Anderson Guy   Wilson Jeremy D.   in Bird Study

ISSN:0006-3657|54|1|46-53

Taylor & Francis Ltd‎(2007)‎

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By Perkins Allan J.   Hancock Mark H.   Butcher Nigel   Summers Ron W.   in Bird Study

ISSN:0006-3657|52|2|159-165

Taylor & Francis Ltd‎(2005)‎

Access to resources Favorite 8.018322

By Perkins Allan J.   Maggs Hywel E.   Wilson Jeremy D.   Watson Adam   Smout Chris   in Bird Study

ISSN:0006-3657|55|1|52-58

Taylor & Francis Ltd‎(2008)‎

Access to resources Favorite 8.018322