crows picking up cigarettes Butts for nuts: can do our dirty work (and should they)? Crows trained to pick up

Crows trained to pick up cigarette butts in Sweden video Birds The Guardian 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, Here's A (Crazy?) Plan To Bribe Crows To Clean Up Cigarette Butts Fast Company 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

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