Avian influenza, also called avian flu or bird flu, is an illness that usually affects only birds. There are many different strains of avian flu: 16 H subtypes and 9 N subtypes. Only those labeled H5, ...

The Arizona Department of Agriculture announced June 6 that the bird flu virus was detected in birds before any obvious ...

Highly pathogenic avian influenza (HPAI) is commonly called “bird flu.” This disease began in the mid-1990s in Asia and has ...