There are many species that are potentially susceptible to highly pathogenic avian influenza (HPAI). In addition to birds and poultry, H5N1 viruses have been detected in some mammals (see list below). Infection may cause illness, including severe disease and death in some cases.
Last Updated: May 6, 2025
As of May 6, 2025, there have been a total of 615 confirmed H5N1 detections in mammals.
