Animal health agencies say the variant of highly pathogenic avian influenza was found in a Mississippi broiler breeder flock.

The average price of a dozen large white eggs soared to $8.64 (£6.17) at the beginning of March, more than quadruple the long ...

A United Nations food agency warned that the continued spread of the H5N1 bird flu virus is an unprecedented food security ...

Bird flu has devastated poultry and dairy farms since it was first detected in North America in late 2021. But what has been the toll on wild birds?

In the case of critically endangered California condors, scientists organized a vaccination program -- including in San Diego -- after some birds became infected; however, that’s not a realistic ...