H5N1 has been the dominant grouping of strains fueling this past year's outbreaks in the U.S., with different variants of that virus spreading in wild birds, poultry flocks, dairy cattle ...

USDA’s Food Safety and Inspection Service (FSIS) announced Friday that the H5N1 virus was discovered in meat from a single cull dairy cow as part of testing of 96 dairy cows. APHIS said the meat ...

The strain is known as the “Eurasian H5N1 strain.” The strain is unusually deadly for wild birds when compared with other strains of its kind, according to the Arizona Game and Fish Department.

By Apoorva Mandavilli Apoorva Mandavilli covered the Covid-19 and mpox outbreaks, and has tracked the spread of H5N1 since 2003. When bird flu first struck dairy cattle a year ago, it seemed ...

Cows in Nevada have been infected with a strain of H5N1 bird flu different from the strain detected in all other herds to this point in the ongoing dairy outbreak. It's the same strain that killed ...

That could mean the H5N1 infection might become endemic, or continuously circulating, in birds in North America, and that may eventually spell trouble for people, too. “In my opinion, it is now ...

The H5N1 virus is responsible for a worldwide avian flu pandemic in chickens. The virus has been determined to be a subtype of the influenza A virus and was first observed in China in 1996. Since ...

Whether it's ducks or chickens, since the current strain of bird flu, H5N1, reached the United States in 2022, over 148 million birds have been ordered euthanized. "It's a staggering number ...

The Rhode Island Department of Environmental Management announced the presence of the H5N1 strain of avian influenza in a non-commercial farm flock in southern Washington County. DEM staff ...