A spokesperson for Worcester City Council said it has been removing dead swans that can be reached from the riverbank amid a suspected bird flu outbreak. However, swans in unreachable areas will need ...

Worcester City Council is taking urgent steps to prevent the spread of bird flu in the city after the deaths of at least a dozen swans ...

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 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 ...

Veterinary and public health officials are urging cat owners to remain vigilant as cases of Highly Pathogenic Avian Influenza, or H5N1, commonly known as bird flu, have been detected in domestic cats.

A version of the H5N1 bird flu virus that killed a person in Louisiana and severely sickened a teenager in Canada has now been detected in dairy herds in Nevada. The version, known as D1.1 ...

The U.S. Department of Agriculture announced Wednesday that four dairy herds in Nevada recently found to be infected with H5N1 bird flu were in fact infected with a different strain of the virus ...

Staff at the CDC are bracing for a significant reduction in the work force that appears to be targeting staff with the fewest ...

It's an unusual winter for respiratory illnesses. The flu is peaking twice: once in early January and again in February.

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 USDA has determined that pasteurized milk will not transmit this H5N1 virus to humans. Raw milk sales are legal in Nevada, but there are no farms certified to sell it, according to the department.

The finding indicates that the virus, known as H5N1, has spilled from birds into cows at least twice — leading to these two sets of infections — and that it could continue to do so.