The findings show how the H5N1 bird flu virus is evolving in livestock and what that may mean for human health.

Scientists provided the most complete view of bird flu's spread through wild bird populations across North America, ...

Bird flu—specifically H5N1—is no longer just a poultry problem in Asia. What started as a major United States outbreak, first ...

An international group of scientists mapped the spread of the current dominant strain of highly pathogenic avian influenza ...

The United States has confirmed a severe human case of avian influenza A (H5N1) virus (H5N1 bird flu) infection.

The soaring price of eggs is a ripple effect of an ongoing outbreak of avian influenza, also known as H5N1 or bird flu, which has spread from wild birds to dairy and poultry farms, infected cats, and ...

After H5N1 bird flu was detected in elephant seals gathered at Año Nuevo State Park, other marine mammals have also succumbed, including a sea otter and sea lion. So far, only animals in San Mateo ...

Add Yahoo as a preferred source to see more of our stories on Google. Researchers say the H5N1 bird flu outbreak in California elephant seals has spread to other marine mammals, including a sea otter ...