The health secretary has suggested allowing the virus to spread, so as to identify birds that may be immune. Such an experiment would be disastrous, scientists say.

Bird flu has devastated poultry and dairy farms, and sent the price of eggs soaring in the United States since it was first detected in North America in late 2021. But what has been the toll on wild ...

The costly financial and milk production consequences of H5N1 infections in US dairy have been laid bare in new research ...