Confronting a bird flu outbreak in nature presents unique challenges, as infected animals leave a landscape contaminated, Pa.'s Game Commission veterinarian says.

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. ​

Officials said the positive samples were found in a 50,000-bird layer chicken flock on a commercial poultry farm in Lehigh County.

A commercial poultry farm in Lehigh County has Pennsylvania’s first confirmed 2025 case of bird flu in domestic poultry, the state Department of Agriculture said, noting the case affected a

State and federal agencies are at the farm “carrying out a comprehensive response plan” to prevent the virus from spreading.

Rose Acre Farms, the nation's second largest egg producer, said yesterday that tests have confirmed avian flu at its facility in Seymour, Indiana, which could further stretch the supply of eggs as commercial farms in several states continue to battle the spread of the H5N1 virus.

The Pennsylvania Department of Agriculture on Monday confirmed the first case of avian flu in domestic poultry in 2025. The positive case was found in a chicken flock on a commercial farm in Lehigh County. This is the first case of highly pathogenic avian influenza in commercial poultry in Pennsylvania since February 2024.

The Highly Pathogenic Avian Influenza, or bird flu, has resurged across Pennsylvania in recent weeks, causing significant bird mortality — particularly in wild geese. First detected in Pennsylvania

Mike Martz found a different control method that could be the most effective at protecting the 250,000 game birds at his farm.

Even though it is called the bird flu, other animals can catch it, and here is how you can keep your pets safe.

A resurgence of the avian bird flu recently killed an estimated 5,000 snow geese in Northampton County in eastern Pennsylvania.