WASHINGTON — The USDA’s Animal and Plant Health Inspection Service has confirmed the presence of highly pathogenic avian influenza in a non-commercial, mixed-species backyard flock (non-poultry) in Berkshire County, Mass.; a non-commercial, mixed-species backyard flock (non-poultry) in Johnson County, Wyo.; a commercial poultry flock in Johnston County, N.C.; a non-commercial, backyard chicken flock (non-poultry) in Franklin County, Ohio; and a non-commercial, backyard chicken flock (poultry) in Kidder County, N.D.
Samples from all the flocks were first tested at state laboratories that are part of the National Animal Health Laboratory. . .