Echoing results from earlier California investigations into H5N1 infections in domestic cats, an investigation by agriculture ...

Another spillover of the H5N1 bird flu virus from wild birds to dairy cattle appears to have occurred, this time in Arizona.

Until last week, all bird flu in dairy herds had been identified as the B3.13 variant, which was believed to have come from ...

A new strain of bird flu has infected dairy cows in Nevada, marking the second time the virus has jumped from birds to cattle ...