Dairy cows in Nevada have been infected with a second version of the avian influenza virus that is different from the one rampaging through herds since the spring, Agriculture Department officials ...

The variant of bird flu that killed a Louisiana resident has now been found in dairy cows. Until now, the human cases of bird flu traced to cattle have been mild, mostly eye infections.

The same strain is linked to the bird flu patient who died in Louisiana. A second type of bird flu has been found in dairy cows for the first time, the U.S. Department of Agriculture announced on ...

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