crow cigarette cleaning A Swedish startup called Corvid 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 Trained crows have slashed city

Trained crows have slashed city cleaning costs by 75%. A Swedish startup named Corvid Cleaning launched a pilot program in Sdertlje, training wild crows to collect cigarette butts in exchange for food Swedish Startup Trains Crow to Pick Up Litter in Exchange for Food 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 Crows trained to clean up cigarette butts on Swedish streets National Crows in Sweden help clean streets by exchanging trash for food No Butts About It: Crows Cleaning Up Cigarettes at a French Theme Park Urbanist

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