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

A new variant of the H5N1 bird flu — the same one that led to the death of a Louisiana man — has for first the first time ...

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

As bird flu continues to spread across the United States, questions have emerged about the risk of contracting the virus from ...

Bird flu is continuing to spread across the United States, infecting wild birds and backyard poultry. It's causing egg prices ...

With the devastating 1918 pandemic in mind, US health officials saw an outbreak in Asia and swung into action. What happened ...

At least one bird from a commercial poultry operation in Lancaster County has tested positive for highly pathogenic avian ...

A new variant of H5N1 bird flu, known as D1.1, has been detected in dairy cattle in Nevada. This marks the first time this ...

At least one bird from a commercial poultry operation in Lancaster County has tested positive for highly pathogenic avian ...

Local farmers and the Department of Agriculture, Trade and Consumer Protection (DATCP) are taking precautions to ensure the state stays clear of avian influenza as no cases of bird flu have been found ...