When highly pathogenic H5N1 bird flu spilled into U.S. dairy herds in 2024, veterinarians saw something strange: cows were ...

Concerns over the deadly H5 bird flu have spread to two states, with dead birds being tested in South Australia, amid fears ...

Study finds even trace exposure to H5N1 virus can trigger infection as spread between dairy herds remains unclear ...

Avian influenza has raged through Michigan's bird population for two years, forcing commercial farmers and people with backyard coops to kill more than 6.6 million infected chickens and turkeys in ...

When H5N1 bird flu first began infecting U.S. cattle in early 2024, diagnosis was elusive because, in cows, the disease ...

Over 100 dairy cattle herds in around a dozen states have reported cases of the highly infectious disease since March. The U.S. Department of Agriculture has announced the results of a study showing ...

A bird flu outbreak in U.S. dairy cows has grown to affect more than two dozen herds in eight states, just weeks after the nation's largest egg producer found the virus in its chickens. Health ...

A new study from Ohio State University has found that just ten particles of H5N1 bird flu are enough to infect a cow, ...

California health officials are warning people to avoid a certain batch of raw milk after it tested positive for the bird flu. The state says Raw Farm, LLC of Fresno County has voluntarily recalled a ...

The outbreak isn’t widespread, so the risk to humans is low. But it does have the potential to cause severe illness.

Bird flu has been detected in a batch of raw milk sold in California stores and the state’s department of public health said Sunday that the public should not drink it, according to NBC News. The ...