Until last week, all bird flu in dairy herds had been identified as the B3.13 variant, which was believed to have come from ...

A version of the H5N1 virus that has killed one person and severely sickened another has been detected in milk samples ...

A branch of the H5N1 bird flu family tree that hadn't previously been seen in cattle has now been detected in dairy cows.

State officials say the highly pathogenic avian influenza – more commonly known as bird flu – is widespread in much of the ...

The new H5N1 version, known as D1.1, was found in dairy cattle in Nevada and is different than the B3.13 type that has spread ...

When it comes to the potential of H5N1 avian flu, otherwise known as bird flu, picking up mutations that may lead to human-to ...

Experts said the discovery raises questions about how widely the virus has spread, and underscores the difficulty of ...

Avian flu first made the jump from birds into dairy cows on farms in a number of US states in spring 2024. Until now, all ...

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 a ...

A recent study conducted on human A(H5N1) cases in the United States found that conjunctivitis was the primary symptom ...

The USDA said four Nevada dairy herds were infected with an H5N1 bird flu strain that has circulated in wild birds, making ...