crows cleaning up cigarettes Here's A (Crazy?) Plan To Bribe To Clean Cigarette Butts Sounds like a good deal

Sounds like a good deal to me The Swedish city of Sdertlje has trained crows to collect cigarette butts in exchange for food. The intelligent birds drop discarded cigarette ends into Crows in Sweden help clean streets by exchanging trash for food A machine that trades food for litter : r Amazing Cool idea, but is it possible? : r crows 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, In Sweden, Crows Are Learning to Pick and Dispose of Cigarette Butts Properly The Swaddle

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