Bird Flu Outbreak 2024. The h5n1 avian flu virus has been causing outbreaks among poultry in the united states, with 48 states affected. For nearly four months, the spread of bird flu in the nation’s dairy cattle has stoked fears that, if left unchecked, the virus could eventually unleash a pandemic.
How many human cases of bird flu are there in the u.s.? Eleven farms have been infected with avian influenza so far across new south.