A new strain of bird flu has been detected on a duck farm in California. The World Organisation for Animal Health reported the outbreak of the new strain, H5N9, earlier this week.

Within 24 to 48 hours of the first detection of the virus, state and federal animal health officials work with farms to cull ...

Echoing results from earlier California investigations into H5N1 infections in domestic cats, an investigation by agriculture ...

Greg Herbruck knew 6.5 million of his birds needed to die, and fast. But the CEO of Herbruck's Poultry Ranch wasn't sure how ...

Egg farms have invested millions into biosecurity, but their efforts have not been enough to contain an outbreak that began ...

So far, bird flu outbreaks in the U.S. have been from a strain of highly pathogenic avian influenza (HPAI) called H5N1. That strain ... for Animal Health (WOAH). “This is the first confirmed ...

"This is the first confirmed case of HPAI H5N9 in poultry in the United States," WOAH’s report stated. H5N9 is a strain of the H5N1 ... Here's where he stands on vaccines, abortion, and your ...

In April 2024, as his first hens tested positive for the highly pathogenic avian influenza H5N1 virus, Herbruck turned to the ...

On Monday, the U.S. reported an outbreak of bird flu called H5N9 that is different from the H5N1 ... Health (WOAH). "This is bad news," Dr. Angela Rasmussen, a virologist at the Vaccine and ...

The most widespread and destructive strain in recent years has been H5N1, while H5N9 remains a much less common variant. Virologist Angela Rasmussen from the Vaccine and Infectious Disease ...