Cows, dairy workers, and America's struggle to track bird flu - BBC.com
- Cows, dairy workers, and America's struggle to track bird flu BBC.com
- There Are No Good Options Left With Bird Flu The Atlantic
- Avian flu infects two more Colorado poultry cullers, one at second farm University of Minnesota Twin Cities
- Has the next pandemic already started? Al Jazeera English
- Millions of birds have died. How to stop humans dying, too The Economist