The data, which appeared fleetingly online on Wednesday, confirmed transmission in two households. Scientists called on the ...

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

Scientists are calling on the U.S. Centers for Disease Control and Prevention (CDC) to disclose data about the risks of bird ...

The progression of the species-jumping disease has been unprecedented, including the first-ever U.S. cases of infections in ...

All live bird markets in New York City and several neighboring counties were ordered to be closed on Friday after inspectors ...

A new version of the H5N1 bird flu virus has been detected in milk samples collected from dairy herds in Nevada. The strain, known as D1.1, had so far been associated only with migrating birds and ...

Where has bird flu been reported in Illinois? Are my pets at risk? Should I still be eating eggs? Here’s what to know about ...

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 ...

CHICAGO — Hundreds of ducks infected with avian influenza — H5N1 bird flu — have been found ... in a young flamingo named Teal on Jan. 8 and a harbor seal named Slater on Jan. 9.