A new version of the H5N1 bird flu virus has been detected in milk samples collected from dairy herds in Nevada. The strain, known as D1.1, had so far been associated only with migrating birds and ...
Cows in Nevada have been infected with a strain of H5N1 bird flu different from the strain detected in all other herds to this point in the ongoing dairy outbreak. It’s the same strain that killed a ...
A line of Holstein dairy cows feed through a fence at a farm outside Jerome, Idaho, in 2009. (Charlie Litchfield / Associated Press) A version of the H5N1 bird flu virus that killed a person in ...