Poultry facilities in Dauphin, Cumberland and Lancaster counties have detected avian influenza, the USDA and state Department ...

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

Avian influenza is spreading rapidly through Pennsylvania, hitting commercial poultry farms in multiple counties and ...

A second type of the virus, D1.1, has been detected in dairy cattle in Nevada, US. A second type of bird flu H5N1 detected in ...

A mild winter with low or no snow to cover fields allows birds such as sandhill cranes and Canada geese to stay in Wisconsin.

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

While the risk to humans of exposure from cows or milk remains low, this new flu spillover from birds into cows raises the need for continued surveillance.

Dairy cattle in Nevada have been infected with a new type of bird flu that's different from the version that has spread in ...