crows cleaning up cigarettes Sweden uses to pick cigarette butts Crows trained to clean up

Crows trained to clean up cigarette butts on Swedish streets National 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, 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 In Sweden, an innovative project has demonstrated how intelligent birds can help tackle urban litter. Researchers and a startup called Corvid Cleaning trained wild crows to collect cigarette butts from the streets Crows Trained to Pick Up Cigarette Butts by Swedish Startup Swedish firm deploys crows to pick up cigarette butts Birds The Guardian

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