Each dot on the map represents a testing site, classified as "H5 Detection" if samples tested positive for the avianinfluenza A (H5 ... in tracking the virus's spread and identifying emerging ...
Avian influenza, H5N1, had been detected in wild birds in Yolo County since 2022 but never before in a backyard poultry flock, according to a Thursday news release from county officials. Two people ...