Federal authorities say it is likely being carried from farm to farm on objects like farm equipment or clothing that has touched a sick cow.

California officials have declared a state of emergency over the spread of bird flu, which is tearing through dairy cows in that state and causing sporadic illnesses in people in the U.S.

California declared a state of emergency this week over the spread of bird flu in the state as the virus continues to be detected among the state’s cattle herds. California Gov. Gavin Newsom (D) said in a statement Wednesday that the declaration of an emergency is meant to “ensure government agencies have the resources

The California Department of Food and Agriculture has issued a statewide recall of raw milk produced and packaged by Valley Milk Simply Bottled after H5N1 bird flu virus was found in samples from a bulk tank at the company’s dairy farm.

A pet food company recalled a batch of one of its products after the Oregon Department of Agriculture blamed the product on the death of a house cat. The company told consumers in 12 states to throw out the product.

Health officials were warning residents Wednesday not to feed their pets raw food following a voluntary recall of Northwest Naturals Brand 2lb Feline Turkey Recipe Raw & Frozen Pet Food due to detection of H5 bird flu virus in product samples.

According to the county Department of Public Health, the recalled products are packaged 2-pound plastic bags with "Best if used by" dates of May 21, 2026, B10 and June 23, 2026, B1. Pet owners were urged to immediately dispose of those products.