Bird Flu Epidemic 2024 News. For nearly four months, the spread of bird flu in the nation’s dairy cattle. A major outbreak of a new strain of bird flu—formally named influenza a virus subtype h5n1—has since killed millions of wild birds and infected poultry, dairy cattle, domestic cats and a.

The spread of bird flu to an increasing number of species and its widening. H5 bird flu is widespread in wild birds worldwide and is causing.