crow 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 A Swedish company has been

A Swedish company has been training crows to pick up cigarette butts in an effort to reduce the cost of cleaning litter off the streets in Sdertlje, near Stockholm., Corvid Cleaning has developed a Here's A (Crazy?) Plan To Bribe Crows To Clean Up Cigarette Butts Fast Company Swedish Company Trains Crows to Clean Up Cigarette Butts EcoWatch 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 Crows trained to clean up cigarette butts on Swedish streets National

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