france crows cigarettes Birds in trained to pick up cigarette butts in exchange for food Crows trained to clean up

Crows trained to clean up cigarette butts on Swedish streets National In France, some crows have been trained to pick up cigarette butts on the street. The crows pick up cigarette butts and put them into a machine, where they receive food as a reward. Crows trained to pick up cigarette butts, garbage at French park Crows being funny Crows being cute, Crow facts, Crow vs A theme park in France employs specially trained crows to pick up cigarette butts and trash from the ground. Each time a bird drops trash into a special box, it receives a

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