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Bird flu spreads to California dairy cows

Cows at three dairy farms in California tested positive for H5N1 bird flu at the end of August, marking an expansion of the virus into the largest dairy producing region of the United States, according to an announcement from the state’s agriculture department. More than 190 herds have been infected across the U.S. since March,




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US undercounts bird flu in cattle as farmers shun testing

Farmers fear economic losses from positive tests, leading to under-reporting; USDA offers partial compensation

The U.S. bird-flu outbreak in dairy cattle is much larger than official figures suggest due to farmers' reluctance to test their animals and risk the economic consequences of a positive result, according to Reuters interviews with dairy experts, veterinarians, and farmers in six states with known cases.