Bengaluru, Jan 3: As many as 900 fowls were culled after the avian influenza virus was detected in a dead bird here, civic officials said on Wednesday. “A chicken was found dead on December 29 at a chicken shop in (suburban) Dasarahalli area and it was confirmed after lab tests that the bird was infected with the H5N1 avian influenza virus,” Bruhat Bengaluru Mahagara Palike (BBMP) Joint Commissioner S. garaju told IANS.