Poultry at a Maricopa County commercial farm have tested positive for bird flu. Arizona Department of Agriculture (AZDA) ...

A Maricopa County commercial egg farm has been hit by avian flu affecting more than 2.58 million birds. The Arizona Department of Agriculture reported that a commercial farm in the county had ...

Officials said eggs produced after the onset of illness did not enter the food supply, and there are no signs of illness in ...

The results of genetic tests suggested that Brazil's first outbreak of bird flu on a commercial poultry farm in the state of ...

A suspected case of bird flu in a farm worker in the Brazilian city of Montenegro came back negative, the health ministry of ...

Health officials are making a renewed call for vigilance against bird flu, but some experts are puzzling over why reports of ...

As bird flu sweeps across US poultry and cattle farms, researchers are racing to find ways to contain the outbreaks before ...

Health officials are making a renewed call for vigilance against bird flu, but some experts are puzzling over why reports of ...

Brazil, the world's largest chicken exporter, on Friday reported its first case of highly pathogenic avian influenza - also known as bird flu - on a commercial farm, triggering fears over global ...

A USDA testing program has found that cows on Vermont's dairy farms do not have bird flu and that Vermont is unaffected by ...