WOAH reported highly pathogenic avian influenza (HPAI) H5N1 in backyard poultry. WOAH reported highly pathogenic avian influenza (HPAI) H5N1 in backyard poultry. WOAH reported highly pathogenic avian influenza (HPAI) H5N1 on two poultry farms in Kiskunmajsa and Bugac. WOAH reported highly pathogenic avian influenza (HPAI) H5N1 in Novi Sad, identified in mute swan.