A different strain of H5N9 has shown up in U.S. birds before.
As the highly pathogenic avian influenza outbreak continues, university experts work to develop edible vaccines to protect ...
This strain of avian influenza emerged in 2022 and brought major losses in the Northern San Joaquin Valley and beyond.
Five birds across LA County tested positive for highly pathogenic avian influenza H5, also known as H5 bird flu, officials ...
This strain of avian influenza emerged in 2022 and brought major losses in the Northern San Joaquin Valley and beyond.
USDA reports that highly contagious avian influenza that hit the state hard in 2024 has surfaced again in California even as it has severely impacted the Midwest poultry industry in 2025. Last year ...
WASHINGTON, D.C., USA — The first cases of highly pathogenic avian influenza, or bird flu, in 2026 have been detected, with infections spanning thousands of birds across multiple states. The United ...
The highly contagious H5N1 strain of bird flu has been found in samples collected in Manitoba after a die-off, but a U of ...
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