ARTICLE AD BOX

5 years after COVID-19, scientists are watching another virus warily: H5N1. It’s been circulating widely in the U.S. — and now, wild birds are set to start north for migration season.
5 years after COVID-19, scientists are watching another virus warily: H5N1. It’s been circulating widely in the U.S. — and now, wild birds are set to start north for migration season.