sweden crows cigarettes trained to clean up cigarette butts in Anneka - Wild crows are

Anneka Wild crows are helping clean up cigarette litter in Sweden A Swedish startup called Corvid Cleaning, based in Sdertlje near Stockholm, has launched a pilot project that uses wild corvidsmainly Crows trained to clean up cigarette butts on Swedish streets National Watch: Wild crows trained to clear cigarette butts from streets in Stockholm, Sweden Wild crows collect cigarette butts in Sweden for food rewards Rumor that city in Sweden trained crows to pick up cigarette butts is for the birds

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