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 Swedish firm deploys crows to

Swedish firm deploys crows to pick up cigarette butts Birds The Guardian 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 Butts for nuts: can crows do our dirty work (and should they)? Wild crows trained to pick up cigarette butts in Swedish street cleaning project Sweden has begun training wild crows to collect litter especially cigarette butts in exchange for food rewards. Tim Wass This Swedish Company is Training Crows to Pick Cigarette Butts From Streets Buzz News News18

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