Bird flu cases are rising in the Northern Hemisphere, and outbreaks are likely to continue testing farmers and public health authorities determined to curb the spread this winter.
The current circulating “clade” of H5N1, which is mainly carried…

Bird flu cases are rising in the Northern Hemisphere, and outbreaks are likely to continue testing farmers and public health authorities determined to curb the spread this winter.
The current circulating “clade” of H5N1, which is mainly carried…