sweden crow cigarette startup is teaching crows to clean up butts after stupid humans Sweden’s Corvid Cleaning tested an

Swedens Corvid Cleaning tested an ingenious vending machine that trained wild crows to clean up streets! , When crows dropped discarded cigarette butts into the device, it scanned the litter and A Swedish startup, Corvid Cleaning, is tackling litter by training wild crows to collect cigarette butts in exchange for food : r interesting Crows trained to pick up cigarette butts in Sweden video Birds The Guardian A Swedish startup tested smart machines that reward crows with food for collecting cigarette butts. The project, developed by Corvid Cleaning, focused on a small pilot in Sdertlje near Stockholm. The machines

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