crow cigarette cleaning A Swedish company called Corvid is training wild crows in the city of Södertälje to collect butts in exchange for food rewards. The project uses a specially designed machine that Crows in Sweden help clean

Crows in Sweden help clean streets by exchanging trash for food A Swedish startup called Corvid Cleaning has found a clever way to clean up city streets by teaming up with wild crows. Instead of paying human crews to pick up small pieces Crows trained to clean up cigarette butts on Swedish streets National Swedens Genius Experiment: Crows Trained to Clean Up Cigarette Butts?! 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

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