[1]Laboratory of Evolutionary Ecophysiology;
Institute of Biology;
University of Neuchatel;
Rue Emile.Argand 11;
2000 Neuchatel;
Switzerland;
[2]Centre d’Etudes Biologiques de Chize(CEBC);
UMR 7372-CNRS;
Universite de La Rochelle;
79360 Villiers-en-Bois;
France;
[1]Laboratory of Evolutionary Ecophysiology;
Institute of Biology;
University of Neuchatel;
Rue Emile.Argand 11;
2000 Neuchatel;
Switzerland;
[1]Laboratory of Evolutionary Ecophysiology;
Institute of Biology;
University of Neuchatel;
Rue Emile.Argand 11;
2000 Neuchatel;
Switzerland;
[3]Norwegian Polar Institute;
Fram Centre;
9296 Tromsφ Norway;
[2]Centre d’Etudes Biologiques de Chize(CEBC);
UMR 7372-CNRS;
Universite de La Rochelle;
79360 Villiers-en-Bois;
France;
[1]Laboratory of Evolutionary Ecophysiology;
Institute of Biology;
University of Neuchatel;
Rue Emile.Argand 11;
2000 Neuchatel;
Switzerland;
Black-legged Kittiwakes; Sperm; Spermatozoa; Semen collection; Non-invasive method; Larids; Sperm velocity; Sperm morphology; Abnormal sperm;