Dairy cattle in Nevada have been infected with a new type of bird flu that's different from the version that has spread in ...

U.S. dodged a bird flu pandemic in 1957 thanks to eggs and dumb luck – with a new strain spreading fast, will Americans get ...

Researchers are reporting mass die offs of wild birds and sea mammals due to bird flu. They're tracking the deaths to better understand the virus and how it might create a greater threat to humans.