Bird Flu Epidemic 2024. 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 small. The latest human case of bird flu in the u.s.

Saw a dramatic 29% decline in. Enlarge / a box and a tablet of roche pharmaceuticals’ tamiflu pills for influenza.