BARIPADA: Mass culling of birds continued in Betanati block of Mayurbhanj district on Saturday following a Central directive to prevent the spread of avian influenza that was detected in Bahanada village. Official sources said as many as 8,800 birds had been culled and 1,189 eggs destroyed in 32 villages under this block in the last four days. A Central team consisting of two medical officers and an official from the State visited the affected area to supervise the culling.