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Des poules pondeuses sont photographiees a l'interieur d'un poulailler dans l'exploitation agricole avicole Delacuisine, ce mercredi, 16 novembre 2016, a Daillens. Apres l'apparition de la grippe aviaire, H5N8, les autorites federale ont decides de confiner les volailles domestiques. Elle doivent etre alimentees et abreuvees dans un poulailler ferme, inaccessible aux oiseaux se trouvant a l'exterieur, ceci dans toute la Suisse des ce mercredi. (KEYSTONE/Laurent Gillieron)....Laying hens in the chicken farm of Avicole Delacuisine in Daillens, Switzerland, Wednesday, November 16, 2016. Protective measures against bird flu are being introduced nationwide after cases in wild birds were found by Lake Geneva and Lake Constance. From Wednesday Nov. 16, all feed and water for poultry will have to be kept inside to prevent any possibility of wild birds coming into contact with farmed birds, the Federal Food Safety and Veterinary Office said on Tuesday. (KEYSTONE/Laurent Gillieron)