Tag Archives: bird flu strain

Bird flu is on the move – these are the different strains worldwide – National

Avian influenza, or bird flu, has public health officials on edge after an unprecedented spread among dairy cows in the United States this year. Four dairy farmers have also tested positive in the country. A particularly severe variant of the H5N1 strain has been spreading around the world in animals since 2020, causing deadly outbreaks in commercial poultry and sporadic …

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