sweden crow cigarette Swedish Company Trains Crows to Clean Up Butts In Sweden, an innovative project

In Sweden, an innovative project has demonstrated how intelligent birds can help tackle urban litter. Researchers and a startup called Corvid Cleaning trained wild crows to collect cigarette butts from the streets Crows trained to clean up cigarette butts in Sweden Reuters Crows Trained to Pick Up Cigarette Butts by Swedish Startup In Sweden, Crows Are Learning to Pick and Dispose of Cigarette Butts Properly The Swaddle Swedish startup's device trades food for litter, reduces cigarette butts The Swedish have wild drone tech : r BirdsArentReal

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