While the results of tests on two crows for the H5N1 avian influenza are awaited and carcasses of two other crows tested positive, the BMC has been flooded with calls regarding enquiries and to report dead birds across the city. Not every bird death is related to avian influenza and there has been no instance of flu among hens, BMC officials said on Wednesday.

As per the BMC’s guidelines, citizens have to report dead birds on the helpline number 1916. Till 7 am on Wednesday, 170 calls had been received. “The complaints may be repeated and not every call is related to bird deaths,” said an officer with the Disaster Control department.