Overview

• A single sheep in Yorkshire, England, tested positive for H5N1 bird flu, marking the first known case of the virus in sheep globally.
• The infected sheep was culled, and no additional infections were detected in the remaining flock after extensive testing.
• The detection occurred on a farm where H5N1 had previously been found in captive birds, highlighting the virus's cross-species transmission potential.
• Authorities stress that the risk to the public and livestock remains very low, with strict biosecurity measures in place to prevent further spread.
• Experts continue to monitor the virus closely due to concerns about its adaptation to mammals and potential implications for human health.