New strain of bird flu detected in California as H5N9 detected on a duck farm in Merced County, California, David Murray ...

A new bird flu (highly pathogenic avian influenza) outbreak has been discovered in California ... number of U.S. bird flu cases steadily increases, whole poultry farms have been wiped out in efforts ...

US officials are investigating the appearance of a strain of bird flu identified in the ... a duck farm in Merced County, California, it’s the first confirmed case of H5N9 in poultry in the ...

We talked to experts about where the science is on risks to humans and how the virus is messing with the food supply.

H5N1 is the more common strain of the bird flu and has been responsible for most of the reported human cases ... Merced County, California. "This is the first confirmed case of HPAI H5N9 ...

While human cases are ... of California, San Francisco, who studies infectious diseases, told NBC News. “So many signs are going in the wrong direction.” As the bird flu outbreak continues ...

A rare form of bird flu that can infect humans has been detected for the first time in the US, officials said Monday. The H5N9 strain was found at a California ... confirmed human cases of the ...