USDA: Spread of H5N1 likely due to animal movement

Meanwhile, in Minnesota, all lactating cows must be tested before attending any exhibition in the state.

Holstein Dairy Cow On Truck
Vadzim Shubich |

The U.S. Department of Agriculture (USDA) Animal and Plant Health Inspection Service (APHIS) said the spread of H5N1 in dairy herds is likely the result of cattle movements, not from introduction by wild birds.

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