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

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

Colorado Lt. Gov. Primavera, as acting governor, issued a verbal disaster declaration for avian flu in Weld County.

Colorado Lt. Gov. Dianne Primavera issued a verbal disaster declaration Thursday night for an outbreak of "highly pathogenic ...

A commercial egg laying flock in Colorado and a commercial broiler flock in Maryland are the United States’ most recent ...

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

Colorado Lt. Gov. Primavera, as acting governor, issues a verbal disaster declaration for avian flu outbreak in Weld County.

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 ...

A new nasal spray vaccine could stop bird flu at the door — blocking infection, reducing spread, and helping head off the next pandemic.

A suspected case of highly pathogenic avian influenza was found at a poultry farm.

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 ...