Publication
Large–scale geographical variation confirms that climate change causes birds to lay earlier
Christiaan Both, Aleksandr V. Artemyev, Bert Blaauw, Richard J. Cowie, Aarnoud J. Dekhuijzen, Tapio Eeva, Anders Enemar, Lars Gustafsson, Elena V. Ivankina, Antero Järvinen, Neil B. Metcalfe, N. Erik I. Nyholm, Jaime Potti, Pierre-Alain Ravussin, Juan Jose Sanz, Bengt Silverin, Fred M. Slater, Leonid V. Sokolov, János Török, Wolfgang Winkel, Jonathan Wright, Herwig Zang, Marcel E. Visser
Proceedings of the Royal Society B Biological Sciences, August 2004, Royal Society Publishing
DOI: 10.1098/rspb.2004.2770