crow cigarette cleaning CROWS Clean Up City Streets by Collecting Butts Wild crows trained to pick

Wild crows trained to pick up cigarette butts in Swedish street cleaning project 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 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 Clever Crows Are Now Picking Up Cigarette Butts And Quietly Saving Millions in Cleaning Costs The Swedish startup Corvid Cleaning trains crows to help keep streets clean. The birds collect cigarette butts and other small litter in exchange for food rewards. According to the startup, this system

SKU: 24198426211 · From swgunbroken.com