crows picking up cigarettes These birds are being recruited to pick discarded cigarette butts from the streets and squares of a Swedish city as part of a cost-cutting drive., The carry out the task as they receive some In Sweden, group of crows

In Sweden, group of crows are trained picking up cigarette butts off the street, cutting clean up costs by up to 75%. Crows trained to pick up cigarette butts in Sweden YouTube Swedish firm deploys crows to pick up cigarette butts Birds The Guardian Sweden startup is teaching crows to clean up cigarette butts after stupid humans Good birdie! This box trains crows to collect cigarette butts for cleaner cities Digital Trends

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