crows cleaning up cigarettes A Swedish company has been training to pick cigarette butts in an effort to reduce the cost of litter off the streets in Södertälje, near Stockholm., Corvid Cleaning has developed a A machine that trades food

A machine that trades food for litter : r Amazing Here's A (Crazy?) Plan To Bribe Crows To Clean Up Cigarette Butts Fast Company Swedish firm deploys crows to pick up cigarette butts Birds The Guardian 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 Dutch Startup Wants to Train Crows to Clean Streets of Cigarette Butts A Swedish startup called Corvid Cleaning has found a clever way to fight litter using wild crows. According to The Guardian, the company developed a device that rewards crows with food when

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