Avian influenza spreads to dairy herds in Michigan and Idaho, expert ‘wouldn’t be surprised if there are infections in cows in Europe too’ FortuneBird flu spreads to dairy cows in Idaho, Michigan and New Mexico The Washington PostDairy cattle in Michigan test positive for bird flu WDIV ClickOnDetroitBird flu detected in cows on Montcalm County dairy farm Detroit NewsDairy cows from commercial Michigan farm infected with bird flu MLive.com