Bird flu cases are still rising in the U.S. as the virus continues to devastate poultry farms. More than 145 million chickens ...

A new strain of H5N9 bird flu was detected at a commercial duck operation in California's Merced County. All the ducks were ...

A pandemic is not inevitable, scientists say. But the outbreak has passed worrisome milestones in recent weeks, including ...

The H5N9 strain of avian influenza is much more rare than the H5N1 which has been responsible for most of the reported human ...

As more cases of bird flu emerge across the country, public health leaders in New York City are watching warily -- and making ...

Bird flu has sickened several dozen people around the U.S. and left one person dead while egg price hikes and shortages have ...

Seven Delmarva-region commercial operations have now reported cases of the highly contagious virus.

The first U.S. H5N9 outbreak has raised concerns as scientists warn of evolving bird flu risks—here's what you need to know about the symptoms.

Louisiana officials say they are not aware ... evidence that the virus is spreading from person to person. The H5N1 bird flu has been spreading widely among wild birds, poultry, cows and other ...

The Iowa Department of Agriculture is warning of bird flu in pets after a cat recently tested positive for the illness.

The U.S. Centers for Disease Control and Prevention is urging health care workers to accelerate bird flu testing for patients ...