Bird flu may be adapting to become more infectious to humans

Bird flu has been spreading in wild animals for years but it’s now adapting to humans Vuk Valcic//SOPA Images/LightRocket via Getty Images The threat of the deadly H5N1 bird flu virus adapting to h… [+326 chars]

Bird flu may be adapting to become more infectious to humans

Bird flu may be adapting to become more infectious to humans

Bird flu may be adapting to become more infectious to humans

Bird flu may be adapting to become more infectious to humans
Bird flu may be adapting to become more infectious to humans
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