The highly infectious H5N1 strain has caused outbreaks across the country. Now, Long Island’s last duck farm must kill its entire flock and may go out of business, its owner said.

Health authorities need to be concerned about bird flu, but the risk to the public is low. You’re reading The Checkup With Dr. Wen, a newsletter on how to navigate medical and public health challenges ...

H5N1 avian influenza continues to spread amid commercial and backyard poultry, and additional cases have been reported in domestic cats ...

Despite the havoc it is wreaking on the farm, health officials say the risk of the public getting sick is minimal.

The risk of highly pathogenic avian influenza is as high as its ever been in Pennsylvania, State Veterinarian Dr. Alex Hamberg told poultry stakeholders on Jan. 23.

A local raptor expert is concerned about what a suspected uptick in bird flu cases in waterfowl could mean for other birds higher up the food chain.

Philadelphia health officials say a goose found next to Carroll Park in West Philadelphia had highly infectious bird flu.

City health officials say the snow goose was found in West Philadelphia on Jan. 11. Preliminary state testing was positive ...

A snow goose in West Philadelphia ’s Carroll Park neighborhood is the city’s first suspected case of a highly contagious ...

PHILADELPHIA (WPVI) -- The Philadelphia Department of Health said Wednesday that the city's first suspected case of avian influenza, commonly known as bird flu, was detected in a snow goose earlier ...

City officials reported on Wednesday that a goose found in West Philadelphia tested positive for highly pathogenic avian ...