Nearly 400 crows have died due to bird flu so far, informed Director of Madhya Pradesh's Animal Husbandry Department, Dr RK Rokde, on January 05. He also informed that the virus has not been found in poultry. "Nearly 400 crows have died due to viral infection so far in 7-8 districts of Madhya Pradesh. The virus is not found in poultry, it is airborne and there is no vaccine for it. We believe it came from Rajasthan," said Dr Rokde.