U.S. dairy cattle tested positive for a strain of bird flu that previously had not been seen in cows, the U.S. Department of Agriculture said.

Researchers are not just worried about the virus popping up on American farms. Other types are causing trouble around the ...

Bird flu was detected in a dairy herd in Dodge County, the first such case documented among dairy cattle in Wisconsin. The state Department of Agriculture, Trade and Consumer Protection identified a ...

When highly pathogenic bird flu turns up in dairy cattle, you feel it in the pit of your stomach, not just at the farm gate but at the grocery cooler. Federal and state officials say that is exactly ...

The H5N1 avian influenza virus—commonly known as bird flu—has been causing outbreaks in dairy cows in the United States since March 2024. Now, scientists studying the adaptation of the avian H5N1 ...

The genetic sequencing of the bird flu virus (highly pathogenic avian influenza) detected in a Dodge County dairy herd earlier this month indicates it was likely a new spillover event from wildlife.

Kansas is suffering from the worst outbreak of highly pathogenic avian influenza in the country, with nearly 414,000 birds ...

When the current outbreak of the highly pathogenic avian influenza virus was detected in dairy cattle in March 2024, a group of researchers at Iowa State University started to ask questions. “If this ...

In January 2025, the flu took that Louisiana patient’s life. The individual was older than 65, had preexisting health ...