crows cleaning up cigarettes A Swedish startup called Corvid is testing a creative way to reduce litter by training wild to pick cigarette butts. Using a special machine, the birds drop pieces of Swedish firm trains crows to

Swedish firm trains crows to pick up cigarette butts. Read full story here India Today 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 In Sweden, group of crows are trained picking up cigarette butts off the street, cutting clean up costs by up to 75%. SWEDEN IS REWARDING CROWS WITH FOOD FOR CLEANING UP CIGARETTE BUTTS! In Sdertlje, Sweden, a startup called Corvid Cleaning is testing a clever idea: training crows to collect cigarette butts off the

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