Bird flu was busy in South Dakota and in some surrounding states in December. According to the USDA’s avian flu tracker, as ...

Avian influenza has spread far beyond the nation's birds, infecting all manner of creatures from zoo animals, wild mammals, ...

A genetic analysis suggests the bird flu virus mutated inside a Louisiana patient who contracted the nation’s first severe ...

The Wild Felid Advocacy Center in Shelton was home to 37 big cats - including tigers, cougars and leopards - before the ...

Felines of all varieties tend to explore and hunt smaller prey, such as birds and mice, which can carry bird flu.

Omaha's Henry Doorly Zoo has closed its aviary "out of an abundance of caution" after multiple confirmed cases of highly ...

The CDC has confirmed a total of 66 human cases of bird flu across the United States as of Friday, although the number is ...

Tiny genetic alterations could help the bird flu virus enter cells in the upper respiratory tract, the C.D.C. said. But there ...

Northwest Naturals is recalling a batch of its pet food after a cat died from bird flu, which was found in the cat food. Bird ...

The virus has spread among dairy cattle, humans and other mammals. But officials say the current public health risk is low.

A genetic analysis of viral samples from a patient in Louisiana hospitalized with the first severe case of bird flu showed ...

Here’s what to know about the United States’ first confirmed severe case of H5N1 avian influenza—and how to protect yourself.