The World Organization for Animal Health said in a Jan. 27 notification that the H5N9 strain of avian bird flu has been detected for the first time at a duck farm in Merced County, California.

First verified U.S. case of H5N9: New strain of bird flu found in California: Current status in maps The D1.1 genotype was prevalent in wild birds and some mammals in North America last fall and ...

As California’s Central Valley makes headlines for the growing ... Vohra explains what we know about bird flu, both the H5N1 and H5N9 variants, and the precautions we can take to prevent it from ...

A strain of bird flu never seen before in the United States has been detected among poultry at a California farm. The virus, called highly pathogenic H5N9, is a type of avian influenza ...

In late January, scientists at the World Organization for Animal Health (WOAH) reported the first cases of H5N9 avian influenza in the U.S., on a duck farm in California. The latest strain isn’t ...

A strain of bird flu never seen before in the United States has been detected among poultry at a California farm. The virus, called highly pathogenic H5N9, is a type of avian influenza ...

The U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) confirmed that the H5N9 strain detected in California is the result of reassortment involving H5N1 ...

In this case, H5N9 turned up on a duck farm in California that also had birds test positive for H5N1. Nearly 119,000 ducks have reportedly been killed, with the goal of limiting the virus’s spread.

has been detected on a duck farm in California. The World Organisation for Animal Health (WOAH) reported the outbreak of the new strain, H5N9, earlier this week on its website. The more common ...

This week, the World Organization for Animal Health reported that it had been notified by the USDA that a November outbreak of highly pathogenic avian influenza on a California duck farm was caused by ...