Bird Flu Outbreak 2025 Map. Increased and are expected to increase from last year by about 20%. Newsweek has created a map showing which states have recorded the most human bird flu cases, after the first human case of severe bird flu was confirmed in louisiana.

Increased and are expected to increase from last year by about 20%. The world health organization (who) reports that half of global cases of h5n1 end in death.