A worker in a bio-hazard suit waits to disinfect a truck which is loaded with ducks culled for bird flu infection, at the exit of a poultry farm in southern Germany. A new case of the H5N8 strain of bird flu, which is highly contagious among birds but has never been detected in humans, has been found in a wild goose in northern Germany. “The H5N8 virus has been confirmed in a wild bird in [Germany’s...