A year after an outbreak of H5N1 killed thousands of elephant ... The U.S. Department of Agriculture reported the first H5N1 case in swine in the United States on Oct. 30. There is no known ...
The swine case originated with wild birds and not from a poultry or dairy farm ... Since 2022, the virus has wiped out more than 100 million poultry birds in the nation’s worst-ever bird flu outbreak.