Indian officials have quarantined six people in a small town and are testing them for the potentially fatal strain of bird flu.
The six, with flu-like symptoms, joined two others who were being tested for the H5N1 strain.
India took the steps as it continued slaughtering thousands of birds in western Maharashtra state. The H5N1 strain of the virus was detected among 30-thousand dead birds there last week.
In Nigeria on Monday, officials confirmed that the H5N1 virus has spread to two new northern states, including the capital Abuja.
European Union agriculture ministers have urged Europeans not to panic. Sales of poultry in France and Germany plummeted after the H5N1 strain was discovered in wild birds.
Six EU-member nations -- Germany, France, Austria, Greece, Italy and Slovenia --have found the H5N1 strain in wild birds.
Officials in Bosnia-Herzegovina confirmed that two wild swans died from bird flu but say they are doing further testing to see if the H5N1 strain was the cause.