Ym mis Ionawr, mae tri achos o Ffliw'r Adar Pathogeni Iawn H5N6 wedi'u darganfod mewn adar gwyllt ac mae Defra, fel ymateb i hynny, wedi cyhoeddi Parth Atal yn Lloegr.
In January, there have been three separate findings in England of Highly Pathogenic Avian Influenza H5N6 in Wild Birds and in response Defra issued a Prevention Zone across England.