crows cleaning up cigarettes Sweden uses to pick cigarette butts In Sweden, a startup called

In Sweden, a startup called Corvid Cleaning is testing a wild idea: training crows to clean up cigarette butts. The system uses a simple machine, drop in trash, get food. And the In Sweden, Crows Are Learning to Pick and Dispose of Cigarette Butts Properly The Swaddle The Guardian Crows are being recruited to pick up discarded cigarette butts from the streets and squares of a Swedish city as part of a cost cutting drive. The wild birds carry Sweden startup is teaching crows to clean up cigarette butts after stupid humans Swedish Company Trains Crows to Clean Up Cigarette Butts EcoWatch Crows trained to clean up cigarette butts in Sweden YouTube

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