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 ...

Colorado is seeing a spike in avian influenza after cases in domestic poultry flocks in just January this year are already ...

A new nasal spray vaccine for H5N1 bird flu has shown promising early results, raising hopes it could one day be used to help ...

SUMNER COUNTY —Woods Park and Donut Bay, 1500 W Harvey Avenue, in the city of Wellington will be temporarily closed as City ...

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

Colorado officials declared a disaster emergency after a presumptive bird flu outbreak hit a facility with 1.3 million chickens in Weld County. The state is mobilizing resources.

Veterinarians and agriculture experts are warning Colorado flock owners to be cautious as high pathogen avian influenza is making a return to the region. Commercial and backyard flocks have been ...

A Highly Pathogenic Avian Influenza (HPAI), or bird flu, is still spreading among wild birds, poultry, and some mammals in the United States and Canada, including New York. Wildlife and health ...

The New York State Department of Environmental Conservation (DEC) announced Thursday that it had five preliminary positive cases of highly pathogenic avian influenza, or bird flu, in Suffolk County.

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

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