Editor's note: This story was revised July 31 to clarify information about previous reports of H5N1 influenza viruses in Russia.
(CIDRAP News) News services said today the avian influenza outbreak reported last week in Russia involves the dangerous H5N1 strain, while two more fatal human cases of the illness were reported in Vietnam.
(CIDRAP News) An outbreak of a mild form of avian influenza was reported in Japan today, as the World Health Organization (WHO) voiced concern about the recent spread of H5N1 avian flu to Russia and Kazakhstan.
(CIDRAP News ) An H5 avian influenza virus was found in a dead gosling in a backyard flock in eastern Canada late last week, but authorities said today there is "no evidence" that the virus is the deadly H5N1 strain.
Meanwhile, Hungary was culling poultry following the recent confirmation of the country's first H5N1 outbreak in domestic birds, according to Agence France-Presse (AFP).