Mae Christianne Glossop, Prif Swyddog Milfeddygol Cymru, wedi cadarnhau presenoldeb Ffliw Adar Pathogenig Iawn H5N1 mewn dofednod ar safle mawr yn Sir Benfro.
The Chief Veterinary Officer for Wales, Christianne Glossop, has confirmed the presence of Highly Pathogenic Avian Influenza H5N1 in poultry at a large site in Pembrokeshire.