The H5N1 bird flu virus has shown up in unexpected places – first in dairy cow milk in Arizona, and then in a worker at a Nevada dairy farm. This discovery has gotten the attention of health experts across the country. Tests found the virus in milk from cows in Maricopa County, Arizona. These cows weren’t even sick, which makes spotting the problem harder. The virus is a type called H5N1, but with a specific pattern (D1.1) that’s different from earlier cases. When viruses spread, they can either move between animals in a region or jump directly from one species … Continue reading Bird Flu Found in Arizona Milk; Nevada Dairy Worker Infected