sweden crow cigarette A Swedish company has been training crows to pick up butts in an effort to reduce the cost of cleaning litter off the streets in Södertälje, near Stockholm., Corvid Cleaning has developed a Wild crows in Sweden are

Wild crows in Sweden are helping keep public spaces clean by doing something remarkable. Using their advanced problem solving skills, the birds have learned to drop cigarette butts into a special machine that Butts for nuts: can crows do our dirty work (and should they)? These birds are being recruited to pick up discarded cigarette butts from the streets and squares of a Swedish city as part of a cost cutting drive., The crows carry out the task as they receive some Wild crows collect cigarette butts in Sweden for food rewards

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