sweden crows pick up cigarettes A Swedish company called Corvid Cleaning is training wild in the city of Södertälje to collect cigarette butts in exchange for food rewards. The project uses a specially designed machine that In Sweden, a surprising idea

In Sweden, a surprising idea is turning crows into allies in keeping cities clean. Instead of hiring crews to pick up cigarette butts, one of the most common types of litter, a Butts for nuts: can crows do our dirty work (and should they)? Swedish firm deploys crows to pick up cigarette butts Birds The Guardian In a city near Stockholm, wild crows are being trained to become street cleaners and it's turning heads around the world. A Swedish startup called Corvid Cleaning built a machine that These crows are putting humans to shame by picking up cigarette butts Euronews 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,

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