Mae Prif Filfeddygon Cymru, Lloegr, yr Alban a Gogledd Iwerddon yn annog ceidwaid adar i gynnal a chryfhau eu mesurau bioddiogelwch rhag i ragor o achosion o ffliw’r adar ddod i’r DU.
The Chief Vets from England, Scotland, Wales and Northern Ireland are urging bird keepers to maintain and strengthen their farm biosecurity measures in order to prevent further outbreaks of avian influenza in the UK.