Claude Miaud - University of Savoie, UMR CNRS 5553, Laboratory Biology of Alpine Population, 73 376 Le Bourget du Lac, France e-mail: claude.miaud@univ-savoie.fr
Delfi Sanuy - University of Lleida, Department of Animal Production (wild animals), 125198 Lleida, Catalogna, Spain e-mail: DSanuy@prodan.UdL.es
Jean-Noël Avrillier - University of Savoie, UMR CNRS 5553, Laboratory Biology of Alpine Population, 73 376 Le Bourget du Lac, France e-mail: claude.miaud@univ-savoie.fr