Bird Flu > Bird Flu News > Bird flu remains a threat to humans, U.N. says (McClatchy Newspapers via Yahoo! News)

Bird flu remains a threat to humans, U.N. says (McClatchy Newspapers via Yahoo! News)
BEIJING — A handful of new human fatalities from bird flu underscore that the H5N1 virus has become entrenched in some countries, such as China, and that it still could mutate and flare into a global pandemic, U.N. officials said Wednesday.