sweden crows cigarettes 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 Tidy Foundation, Butts for nuts: can crows

Butts for nuts: can crows do our dirty work (and should they)? Cigarette butts make up more than 60 percent of all street litter in Sweden, and cities spend millions of kronor every year cleaning them up. One Swedish startup looked at that problem This Swedish Company is Training Crows to Pick Cigarette Butts From Streets Buzz News News18 Crows Trained to Pick Up Cigarette Butts by Swedish Startup

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