crows collecting cigarettes In Sweden, an innovative project has demonstrated how intelligent birds can help tackle urban litter. Researchers and a startup called Corvid Cleaning trained wild to collect cigarette butts from the streets CROWS Clean Up City Streets

CROWS Clean Up City Streets by Collecting Cigarette Butts Recycling Council of Alberta Clever Crows Are Now Picking Up Cigarette Butts And Quietly Saving Millions in Cleaning Costs In Sweden, group of crows are trained picking up cigarette butts off the street, cutting clean up costs by up to 75%. 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 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 Corvid Cleaning developed a machine that encourages wild crows to collect litter. The birds drop cigarette butts into the slot and get food in return. No cages, no forced training the

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