A video recently emerged showing several cows lying dead on roadsides in California’s Central Valley amid an avian influenza outbreak across the U.S., sparking biosafety concerns. The dead cows were close together with swarms of flies buzzing around them, video shows. Dr. Crystal Heath, a veterinary doctor with the Berkeley, California-based nonprofit Our Honor, took the video Oct. 8 and shared it on Twitter on Oct. 17. The dead livestock were in front of Mendonsa Farms and Land O’Lakes Borges Dairy, both in Tulare County, Heath said. There were no visible warning signs of potential biosafety risk that the exposed...