In Sweden They Train Birds to Remove Cigarette Butts! Blog 28/06/2026 · 0 Comment Crows trained to pick up cigarette butts in SwedenIn Sweden They Train Birds to Remove Cigarette Butts!Wild crows trained to pick up cigarette butts in Swedish street cleaning projectThe crows trained to clean up cigarette buttsCrows trained to clean up cigarette butts in SwedenThis start-up is 'RECRUITING' crows to pick up cigarette buttsWild crows in sweden trained themselves to exchange cigarette butts for food, using machine deisgnedCrows Trained to Pick Up Trash Teach Humans A Lesson | National GeographicSweden deploys crows to pick up cigarette butts on city streetsDutch crows will remove cigarette butts from the street.12
