sweden crows cigarettes A project in is training to help clean the streets by collecting discarded cigarette butts. The system uses a machine that rewards the birds with food when they drop cigarette Wild crows trade cigarette butts

Wild crows trade cigarette butts for peanuts to keep Swedish streets clean National Post This Swedish Company is Training Crows to Pick Cigarette Butts From Streets Buzz News News18 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, A Swedish company has been training crows to pick up cigarette butts in an effort to reduce the cost of cleaning litter off the streets in Sdertlje, near Stockholm., Corvid Cleaning has developed a 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

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