Sec. Mike Naig says the U.S. government is using what he describes as a three-legged stool approach to address the virus in ...

Both H5N9 and H5N1 were detected at the duck farm in Merced County, according to tests conducted by the US Department of ...

Outbreaks in commercial poultry have recently been reported in a tri-state area that makes up the Delmarva Peninsula, and ...

The United States has confirmed its first case of highly pathogenic H5N9 avian influenza in poultry, following an outbreak at ...

HealthDay News — A new strain of bird flu, H5N9, has been detected for the first time in the United States, raising concerns about how it continues to spread.

A new strain of H5N9 bird flu was detected at a commercial duck operation in California's Merced County. All the ducks were ...

Avian influenza (H5N1) has a high mortality rate, with 48.6% of global cases resulting in death since 2003. The US reported its first H5N1 death in 2025, with 58 confirmed cases and no human-to ...

This is the fifth instance of HPAI impacting a domestic flock in Vermont since spring of 2022 and emphasizes the ongoing need for vigilance as the disease continues to be an ongoing risk to domestic ...

USDA has also utilized interactive tools, such as a publicly accessible map, to track H5N1 detections and provide an up-to-date overview of herd impacts nationwide. Expedited Vaccine Development ...

To the right is a colorized transmission electron micrograph of H5N1 virus particles (purple ... according to USDA/APHIS. In 2024, the virus has caused 66 confirmed and 7 probable cases of ...