"They can carry this disease and don't have any signs of infection ... If you see a dead bird like a sparrow or finch, chances are the bird did not die from avian influenza, Justice-Allen said.

Highly pathogenic avian influenza viruses like H5N1, H5N6, and H7N9 pose an evolving global threat due to their capacity to ...

Low pathogenicity avian influenza (LPAI) This type causes less serious illness in chickens and is less likely to cause death. Typically, LPAI causes either no signs or mild signs of disease in birds.

There have been 61 reported human cases of the avian influenza strain ... In humans, bird flu presents itself in different ways, but the signs can appear more rapidly. They include high fever ...

Symptoms associated with this set of viruses are generally mild, resulting in only minor sickness or no noticeable signs at all, Becker said. On the other hand, high-path avian influenza can ...

Signs of H5N1 bird flu virus have been detected at three wastewater sites in the San Francisco Bay Area, according to sampling data. Although positive wastewater samples have been found in seven ...

the highly pathogenic H5N9 avian flu has been detected in U.S. poultry for the first time. The outbreak occurred at a duck meat farm in Merced County, California, in November 2024. Initial signs ...

Owners of backyard flocks in the Tri-Cities area should watch for signs of avian flu, say state officials. NikonShutterman/Getty Since avian influenza, or H5N1, was first detected in Washington ...