A new report on the state of birds in the United States has an urgent warning: bird populations across nearly every habitat are declining, with about one-third of U.S. bird species in critical ...

In February 2024, government veterinarians in the Czech Republic investigating a bird flu outbreak found themselves in the middle of a puzzling case. The highly pathogenic H5N1 virus was ...

A woman in Wyoming and a farm worker in Ohio marked the latest Americans hospitalized with bird flu, as the virus continues to disrupt the poultry and cattle industries. Since the summer ...

Bird flu is here to stay. The H5N1 avian influenza is proliferating among U.S. cows and there are now two strains circulating among mammals and birds. Though there are only 68 confirmed cases in ...