Mild winters has meant the number of rodents living on the streets has exploded. Left over take away food on the streets is providing more than enough food for the vermin and as a result leaves little incentive for the rats to return to the sewers. The number of call-outs to businesses in the Bradford area have The rat population of Bradford is estimated to be in the region of seven to ten million and rising. It has been said that in some areas of Bradford it is as common to see a rat on the streets as it is a cat or a dog. Rats feeding in the streets of Bradford is becoming a common site and unless the rubbish and other feeding sources are cleaned up then the situation will only worsen.