October 22, 2025
Three years & no clear answers
Veterinary epidemiologist Jason Lombard, DVM, Colorado State University, recently provided a review of what’s known, and unknown, about H5N1 in dairy cattle. “This outbreak has been in the U.S. for about three years,” said Lombard. “Multiple genotypes of influenza A have been circulating in livestock and poultry sectors, and most of the reservoir for this is
