The virus is spreading among animals, while viral mutations raise concerns about potential adaptation to human hosts.
The Centers for Disease Control and Prevention (CDC) has identified mutations in the H5N1 bird flu virus that may increase ...
Two commercial poultry facilities and one backyard flock in the state were the latest instances of highly pathogenic avian ...
The CDC said Thursday its analysis of samples from a Louisiana patient with bird flu showed mutations not seen in samples ...
The US hasn’t learned lessons from the Covid-19 pandemic that it could use to mitigate the threat of pathogens like H5N1 bird ...