Dairy cows infected with 2nd form of bird flu for the 1st time: USDA
A second type of bird flu has been found in U.S. dairy cows for the first time, the U.S. Department of Agriculture announced ...
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2nd form of bird flu detected in US cows
A branch of the H5N1 bird flu family tree that hadn't previously been seen in cattle has now been detected in dairy cows.