La Tour du Valat

Article

Swallow Hirundo rustica population trends in England: data from repeated historical surveys

K. L. Evans, Auteur ; J. D. Wilson, Auteur ; R. B. Bradbury, Auteur

Dans Bird Study (50 JUL 2003)

Capsule The variation in population trends (-86% to +236%) between surveys during 1964-81 and in 1999 and 2000 can be explained by nest-site loss, and possibly agricultural intensification.

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Article

First ornithological inventory and conservation assessment for the yungas forests of the Cordilleras Cocapata and Mosetenes, Cochabamba, Bolivia

R. Macleod, Auteur ; S. K. Ewing, Auteur ; S. K. Herzog, Auteur ; R. Bryce, Auteur ; K. L. Evans, Auteur ; A. Maccormick, Auteur

Dans Bird Conservation International (15(4) DEC 2005)

Bolivia holds one of the world's richest avifaunas, but large areas remain biologically unexplored or unsurveyed. This Study carried out the first ornithological inventory of one of the largest of these unexplored areas, the yungas forests of Co[...]

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