California agriculture officials are investigating the possibility that H5N1 avian flu has infected cattle in three Central Valley dairy herds, the state Department of Food and Agriculture said ...

Aug. 31 (UPI) --Three dairies in central California have tested positive for avian flu, the first time the virus has been discovered in the state after spreading across the United States since March.

Avian influenza viruses, according to the CDC and USDA, are classified into two groups: low pathogenic avian influenza (LPAI) (often seen in wild birds) and HPAI, found mostly in domestic poultry.

The California Department of Food and Agriculture said Thursday that H5N1 bird flu is suspected to have infected three dairy herds in the state. In a news release, officials said they were ...

Avian influenza viruses, according to the CDC and USDA, are classified into two groups: low pathogenic avian influenza (LPAI) (often seen in wild birds) and HPAI, found mostly in domestic poultry.

The world's top experts on avian influenza are in St. John's this week working toward a global response to the growing amount ...

Key takeaways: The child may be the second pediatric case of highly pathogenic H5N1 avian influenza in California. No other family members got sick, and the child has recovered, officials said.

A second child in California is suspected to have contracted bird flu, said health authorities, who linked the infection to consumption of raw milk. The unnamed child from Northern California ...

Bird flu is suspected to have infected three cattle herds in California, making it the 14th U.S. state to join the current outbreak. Main: Cows walk in a field. Inset: the influenza virus.

Concerns about bird flu — officially known as avian influenza A (H5) — continue to mount, particularly in California. Infectious disease experts voice their concerns and recommend precautions.