U.S. dairy cattle tested positive for a strain of bird flu that previously had not been seen in cows, the U.S.
A sample of milk from a herd of dairy cows in Maricopa County has tested positive for H5N1 avian influenza, or bird flu, according to the Arizona Department of Agriculture.
More Americans could be unknowingly carrying bird flu, according to a new report from the Centers for Disease Control and ...
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