crows collecting cigarettes Butts for nuts: can do our dirty work (and should they)? A pilot program in Sweden

A pilot program in Sweden trained wild crows to drop cigarette butts into a machine in exchange for food. Run by startup Corvid Cleaning, it aimed to cut litter clean up costs by In Sweden, group of crows are trained picking up cigarette butts off the street, cutting clean up costs by up to 75%. A project in Sweden is training crows to help clean the streets by collecting discarded cigarette butts. The system uses a machine that rewards the birds with food when they drop cigarette Crows Trained to Pick Up Cigarette Butts by Swedish Startup A Swedish company has been training crows to pick up cigarette butts in an effort to reduce the cost of cleaning litter off the streets in Sdertlje, near Stockholm., Corvid Cleaning has developed a Crows trained to pick up cigarette ends and rubbish at French park Headlines, features, photo and videos from china news chinanews ecns cns

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