Bird Flu Is Back in the US. No One Knows What Comes Next

The fast-moving pathogen, which has already invaded Europe, was found in East Coast ducks. The last outbreak that tore through the US killed 50 million birds.

Bird Flu Is Back in the US. No One Knows What Comes Next
The fast-moving pathogen, which has already invaded Europe, was found in East Coast ducks. The last outbreak that tore through the US killed 50 million birds.