Over the past three years, bird flu — caused by the avian influenza A (H5N1) virus — has extended its reach around the U.S. and across many species. The virus arrived in wild birds, but it has now ...

Headlines as of late have sounded alarms about the spread of the avian flu, known more colloquially as the bird flu. Over the last year, a highly pathogenic avian influenza, A(H5N1), has sporadically ...

So far, only one human case has been confirmed in the U.S. in 2024. Public health officials are continuing to monitor as an outbreak of avian flu, also known as bird flu, continues to spread across ...