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

First come the horseshoe crabs. Hoisting their round, tank-like shells, they trundle out of the Delaware Bay under the first ...

Exclusive reporting reveals how the United States lost track of a virus that could cause the next pandemic. Problems like the ...

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

The US hasn’t learned lessons from the Covid-19 pandemic that it could use to mitigate the threat of pathogens like H5N1 bird ...

Keith Poulsen’s jaw dropped when farmers showed him images on their cellphones at the World Dairy Expo in Wisconsin in October. A livestock veterinarian at the University of Wisconsin, Poulsen ...

According to the CDC tracker, there have been 66 confirmed cases of bird flu reported in humans since the start of the ...

Cats sick with bird flu might experience loss of appetite, lethargy and fever. If your cat is usually playful and likes to look out the window, but instead has been sleeping all the time or hiding ...

Migrating flocks of wild birds can carry avian influenza, also known as the bird flu. That’s why Kansas officials are warning residents to avoid sick birds and report or dispose of dead ones.

Genetic sequences of H5N1 bird flu viruses collected from a person in Louisiana who became severely ill show signs of development of several mutations thought to affect the virus’ ability to ...