State officials have confirmed an avian flu outbreak in Northern Colorado.

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

Egg producers in parts of Weld County will have to stop the movement of their chickens until further notice after the state confirmed an outbreak of avian influenza in a flock late last month.

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 ...

Colorado quietly flipped into disaster mode Thursday night, after a suspected bird flu outbreak at a massive Weld County egg ...

Colorado officials declared a disaster emergency after a presumptive bird flu outbreak hit a facility with 1.3 million ...

Colorado State University tested samples from the Weld County laying facility and gave presumptive positive results, which ...

As migrating bird populations begin to travel through Colorado during late fall and winter, Colorado Parks and Wildlife expects an increase in wild birds infected with highly pathogenic avian ...