crow cigarette cleaning CROWS Clean Up City Streets by Collecting Butts Butts for nuts: can crows

Butts for nuts: can crows do our dirty work (and should they)? 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 A Swedish startup called Corvid Cleaning has found a clever way to fight litter using wild crows. According to The Guardian, the company developed a device that rewards crows with food when A pilot program in Sweden trained wild crows to drop cigarette butts into a machine in exchange for food. Run by startup Corvid Cleaning, it aimed to cut litter clean up costs by Swedish firm deploys crows to pick up cigarette butts Birds The Guardian 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

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