The egg industry has spent millions of dollars on measures to prevent avian influenza from devastating their flocks.

Delays in CDC analyses of infectious disease threats and agency silence will harm Americans, doctors and ...

Another spillover of the H5N1 bird flu virus from wild birds to dairy cattle appears to have occurred, this time in Arizona.

Yahoo News provides the latest updates on the spread of bird flu in the U.S. and its effect on rising egg prices and ...