Avian influenza (H5N1) has been spreading in the United States among dairy cows since last year. View on euronews

The report is the latest evidence that the outbreak in dairy herds is spreading undetected in cows, and the spillover into people at highest risk of exposure is going unnoticed.

Key Takeaways Three dairy veterinarians tested positive for bird flu antibodies despite having no known exposureOne infected vet worked in states with no reported outbreaks, according to a new studyThe study’s release was delayed by the Trump administration’s hold on public health reports FRIDAY,