/b/veterinary-nursing-news/posts/avian-flu-prevention-zone-extended-as-h5n8-found-in-carmarthenshire Chief Veterinary Officer Nigel Gibbens has announced that the Avian Influenza Prevention Zone that has been in place since 6th December will be extended until 28th February to help protect captive birds, after confirmation of another case of H5N8 inen-USTelligent Community 10