crows picking up cigarettes trained to clean cigarette butts in Sweden Sweden trains crows to pick

Sweden trains crows to pick up butts Travel Blog TravelGumbo Here's A (Crazy?) Plan To Bribe Crows To Clean Up Cigarette Butts Fast Company Unbox Sweden has begun training wild crows to collect litter especially cigarette butts in exchange for food rewards. A special machine recognizes when a crow drops a piece of Clever Crows Pick up Cigarette Butts in Sweden in Exchange for Rewards 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 No Butts About It: Crows Cleaning Up Cigarettes at a French Theme Park Urbanist

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