The outbreak has affected 2.2 million birds at the commercial egg-laying facilities, according to the USDA.

The USDA confirmed cases on Feb. 3 and Jan. 28 as Pennsylvania's total reaches 2.3 million birds affected in 2026.

State officials are confirming a suspected outbreak of avian flu among chickens at a large commercial egg farm in Weld County ...

The zoo said is has sent out samples for testing and is increasing its biosecurity protocols while it awaits the results.

New cases of highly pathogenic avian influenza (HPAI) have been confirmed in commercial flocks in three states: Mississippi, ...

Dozens of migrating birds were found dead or dying at an Amarillo playa lake over the weekend. Avian influenza is suspected.

More than 2 million Lancaster County birds have recently been affected by the “highly pathogenic” avian influenza. Data from the USDA shows ...

Veterinarians and agriculture experts are warning Colorado flock owners to be cautious as high pathogen avian influenza is ...

Avian flu concerns are ramping up further in Weld County, after hens at an egg operation with 1.3 million chickens tested ...

Lt. Gov. Dianne Primavera verbally declared a disaster in Weld County for an outbreak of highly pathogenic avian influenza.

Hundreds of dead geese have been collected by the town of Ransom Canyon over the past 90 days, prompting officials to warn ...

This episode of Colorado Today is hosted by Haylee May. It’s edited and produced by Arlo Perez Esquivel, Mateo Schimpf, Megan ...