sweden crows pick up cigarettes Swedish startup Corvid Cleaning built a machine that dispenses food scraps when wild drop cigarette butts into a slot. Crows are entirely voluntary participants, drawn in by their problem-solving ability researchers The Guardian – Crows are

The Guardian Crows are being recruited to pick up discarded cigarette butts from the streets and squares of a Swedish city as part of a cost cutting drive. The wild birds carry Clever Crows Are Now Picking Up Cigarette Butts And Quietly Saving Millions in Cleaning Costs These birds are being recruited to pick up discarded cigarette butts from the streets and squares of a Swedish city as part of a cost cutting drive., The crows carry out the task as they receive some Rumor that city in Sweden trained crows to pick up cigarette butts is for the birds A Swedish startup called Corvid Cleaning has found a clever way to clean up city streets by teaming up with wild crows. Instead of paying human crews to pick up small pieces Crows trained to clean up cigarette butts in Sweden YouTube

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