New research and discussions with dairy farmers in the Central Valley suggests H5N1 bird flu is more widespread among people than the reported numbers indicate.

Bird flu virus has been found in a batch of raw milk sold in California, and consumers should not drink it, the state Department of Public Health warned Sunday.

The spread of H5N1 avian flu — which has killed millions of chickens, sickened hundreds of herds ofdairy cows and infected dozens of people in the United States — has prompted some to wonder whether eating turkey,