Highly Pathogenic Avian Influenza Confirmed In Washington’s Yakima, Oregon’s Polk counties
Highly Pathogenic Avian Influenza continues to spread across the Pacific Northwest. Last week, the Oregon Department of Agriculture confirmed a case of bird flu in a backyard flock of ducks and geese in Polk County. The flock's owner notified a private veterinarian after the sudden death of at least one bird; meanwhile, other birds in the flock were displaying clinical signs consistent with HPAI