crow cigarette cleaning Crows trained to clean up butts on Swedish streets What if one of nature's

What if one of nature's smartest birds could help keep our streets cleaner? In Sweden, startup Corvid Cleaning tested an innovative machine that rewards crows with a small food treat whenever they A Swedish startup called Corvid Cleaning has found a clever way to clean up city streets by teaming up with wild crows. Instead of paying human crews to pick up small pieces Sweden uses crows to pick up cigarette butts 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 What if the solution to cleaner streets came from the sky? In an innovative environmental initiative, specially trained crows are being taught to collect discarded cigarette butts and exchange them for 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 up to 75%, but has

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