Cows Have Been Infected With a Second Form of Bird Flu
The finding indicates that the virus, known as H5N1, has spilled from birds into cows at least twice — leading to these two sets of infections — and that it could continue to do so. It also suggests that the virus may pose a persistent risk to cows and to the people who work closely with them.
"The only testing mandated for cows by USDA occurs when cows cross state lines. Otherwise, guidelines exist for states to test milk and herds. The true extent of virus circulation in cows ...
Six dairy herds in Nevada have tested positive for a newer variant of the H5N1 bird flu virus that’s been associated with ...
Cows infected with bird flu typically suffer mild symptoms, including reduced milk production, decreased appetite and coughing and sneezing, according to the department. If an animal shows signs ...
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