The U.S. Department of Agriculture has given a conditional approval to Zoetis to use its bird flu vaccine in poultry, the ...

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

After a different strain of bird flu was recently found in cattle for the first time, experts reveal what this means in our fight against the virus.

Arizona agricultural officials say they now have the first detection of H5N1 avian influenza in milk produced by a dairy herd within the state.