crows collecting cigarettes A project in Sweden is training to help clean the streets by discarded cigarette butts. The system uses a machine that rewards the birds with food when they drop cigarette These birds are being recruited

These birds 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 crows carry out the task Clever Crows Are Now Picking Up Cigarette Butts And Quietly Saving Millions in Cleaning Costs In Sweden, a startup called Corvid Cleaning tested a pilot machine designed to train crows to collect cigarette butts and exchange them for small food rewards. Corvids: the bird family that includes Crows pick up cigarette butts: Dutch startup training birds to pick up litter for food TomoNews 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 company has been training crows to pick up cigarette butts in an effort to reduce the cost of cleaning litter off the streets in Sdertlje, near Stockholm., Corvid Cleaning has developed a

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