Avian influenza, or fowl plague, is a potentially devastating disease, predominantly of chickens and turkeys, although the virus can also affect game birds (pheasants, partridge and quail), ratites (ostrich and emu), psittacine and passerine birds.

• 禽流感，也叫真性鸡瘟，是一种潜在的毁灭性的疾病，主要感染鸡和火鸡，同时也可感染鸟类(野鸡、鹌鹑)，平胸鸟类(鸵鸟和鹂鹋)，鹦鹉和雀形目鸟类。