Several thousand fowls were culled in Gazipur and Bogra as reports of chicken dying of bird flu kept pouring in from different parts of the country on Monday. Awareness raising campaigns initiated by various government and local authorities could not stop dumping of dead fowls in the open, risking public health in some areas. Over 6,000 fowls were culled in Gazipur and Bogra after laboratory tests confirmed bird flu outbreak at least in two firms in the districts. About 100 dead chickens were found floating in a canal at Tootpara Mowlabari area in Khulna city Monday morning.