crows picking up cigarettes Wild trained to pick cigarette butts in Swedish street cleaning project A Swedish startup is training

A Swedish startup is training wild crows to pick up cigarette butts in exchange for snacks saving cities money and cleaning streets naturally., #Innovation #Sustainability #SmartCities #Wildlife A Swedish startup, Corvid Cleaning, is tackling litter by training wild crows to collect cigarette butts in exchange for food : r interesting Latest Attraction at French Theme Park: Crows That Pick Up Trash The New York Times Crows trained to clean up cigarette butts on Swedish streets National

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