Avian influenza, commonly known as “bird flu,” is caused by an influenza type A virus. Avian influenza viruses occur naturally in wild birds, especially waterfowl and shore or wading birds. Wild bird species (such as ducks and geese) can carry …

Jan 27, 2025 · Harrisburg, PA – The Pennsylvania Department of Agriculture today confirmed the first positive case of Highly Pathogenic Avian Influenza (HPAI) in domestic poultry in Pennsylvania in 2025, in a 50,000-bird layer chicken flock on a commercial poultry farm In Lehigh County. Preliminary samples indicated the presence of the H5, 2.3.4.4 HPAI ...

5 days ago · Officials confirmed the first positive case of Highly Pathogenic Avian Influenza (HPAI) – more commonly known as bird flu – in domestic poultry in Pennsylvania in 2025.

Bird flu, or avian influenza, can make wild birds, chickens, turkeys, goats, cows, foxes, cats, and other animals sick. People can catch bird flu by touching sick or dead animals, their secretions, or contaminated objects.

6 days ago · The Pennsylvania Department of Agriculture today confirmed the first positive case of Highly Pathogenic Avian Influenza (HPAI) in domestic poultry in Pennsylvania in 2025, in a 50,000-bird layer ...

6 days ago · (WHTM) — The first case of Avian influenza in domestic poultry on a farm has been detected, sending the farm under quarantine, the Pennsylvania Department of Agriculture confirmed Monday. The ...

Avian influenza in birds is very contagious and can cause serious disease and high mortality in domestic poultry such as chickens, quail, pheasants, guinea fowl and turkeys. For the current status of HPAI in Pennsylvania, please refer to our Control Area Address Checker.

5 days ago · The Pennsylvania Department of Agriculture has been on alert for highly pathogenic avian influenza (HPAI) infections since an outbreak across the United States in 2022. The infections in a 50,000 bird egg-laying flock in eastern Pennsylvania are the first in a commercial chicken flock since February 2024, the department announced Monday.

4 days ago · Avian influenza continues to crop up in commercial settings, as well. State agriculture officials on Monday listed a 50,000-chicken facility in Lehigh County as Pennsylvania’s first outbreak of ...

Highly pathogenic avian influenza (HPAI) viruses have been detected in commercial poultry flocks, backyard poultry flocks, and in wild waterfowl. As of March 2022, HPAI has been detected in all four North American migration flyways.