sweden crows pick up cigarettes trained to clean cigarette butts on Swedish streets 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 Rumor that city in Sweden trained crows to pick up cigarette butts is for the birds 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 Sweden uses crows to pick up cigarette butts No, crows aren't cleaning up cigarette butts in Sweden Popular Science

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