The U.S. hasn’t been able to control the spread of the H5N1 bird flu. And now, there’s been a reported outbreak in the U.S. of another strain of avian influenza, H5N9. This H5N9 outbreak ...

An ongoing bird flu epidemic has forced farmers to kill millions of egg-laying hens, leading to a serious shortage.

The news comes in the midst of HPAI cases in a commercial poultry operation in Kent County, Del., plus one in Caroline County ...

H5N1 has been the dominant grouping of strains fueling this past year's outbreaks in the U.S., with different variants of that virus spreading in wild birds, poultry flocks, dairy cattle ...

The strain is known as the “Eurasian H5N1 strain.” The strain is unusually deadly for wild birds when compared with other strains of its kind, according to the Arizona Game and Fish Department.

Highly pathogenic avian influenza H5N9 has been identified in U.S. poultry for the first time, after outbreak at a commercial ...

Commercial duck flock in California has tested positive for two strains of avian influenza. On November 23, 2024, two HPAI viruses were identified in samples from a farm rearing meat ducks in Merced ...

PARIS, Jan 29 (Reuters) - Lithuania has reported an outbreak of highly pathogenic H5N1 avian influenza, commonly called bird flu, on a laying hen farm in the western part of the country ...