The first outbreak of H5N9 bird flu in poultry has been reported in California on a duck farm leading to the culling of ...

U.S. authorities also detected the more common H5N1 strain on the same farm in Merced County, California, they said in a ...

A new strain of bird flu has been confirmed at a duck farm in California, the first time the variant has been discovered in ...

The United States has reported its first outbreak of H5N9 bird flu in poultry on a duck farm in California, the World ...

The United States has confirmed its first case of highly pathogenic H5N9 avian influenza in poultry, following an outbreak at ...

A new strain of a highly pathogenic and rare strain of bird flu has been reported on a duck farm in central California.

Both H5N9 and H5N1 were detected at the duck farm in Merced County, according to tests conducted by the US Department of ...

A California duck farm has culled thousands of birds as the virus seems to be trading genetics with other viruses ...

This story incorporates reporting fromU.S. News & World Report, cidrap.umn and scmp.com.The United States has reported its initial outbreak of the H5N9 bird flu strain in poultry, specifically at a ...

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H5N9 is a rare subtype of the influenza A virus that can cause highly pathogenic avian influenza (HPAI), also known as bird ...