Highly pathogenic avian influenza A(H5N1) viruses have caused widespread infections in dairy cows and poultry in the United ...

The CDC previously confirmed the first severe human case of bird flu in Louisiana, but now the CDC has confirmed a virus ...

The director of the Wild Felid Advocacy Center in Shelton said they went from having 37 cats to now just having 17. Some cats ...

The virus is spreading among animals, while viral mutations raise concerns about potential adaptation to human hosts.

The Centers for Disease Control and Prevention is keeping close eye on pandemic indicators amid bird flu cases arising in the United States.

So far, the H5N1 virus isn't transmitted between people — but the CDC has found a mutation in a human case "concerning." ...

The latest case of highly pathogenic avian influenza, known as HPAI, was found in a a commercial broiler flock in Johnson ...

The bird flu outbreak continues to grow in the U.S., with state officials confirming infected flocks in two additional ...

Counties across the Bay Area are ramping up outreach efforts to inform the general public about actions they can take to keep ...

The first severe case of H5N1 bird flu was confirmed in Louisiana. Here is a map of other states that have been affected.

A subtype of influenza that is likely to be bird flu has been detected in three Arizona cities according to wastewater sampling.

An "influenza subtype associated with avian flu" has been detected in wastewater samples collected within Maricopa County, ...