crows collecting cigarettes trained to clean up cigarette butts on Swedish streets These birds are being recruited

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 Cool idea, but is it possible? : r crows Clever Crows Are Now Picking Up Cigarette Butts And Quietly Saving Millions in Cleaning Costs A Swedish start up, Corvid Cleaning, is recruiting an unlikely workforce, wild crows, to combat urban pollution., The pilot project, launched in partnership with the Keep Sweden Tidy Foundation,

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