crows cigarette butts A Swedish company has been training to pick up in an effort to reduce the cost of cleaning litter off the streets in Södertälje, near Stockholm., Corvid Cleaning has developed a Butts for nuts: can crows

Butts for nuts: can crows do our dirty work (and should they)? Latest Attraction at French Theme Park: Crows That Pick Up Trash The New York Times Dutch Company Wants To Use Crows To Clean Up City Of Cigarette Butts Crows Trained to Pick Up Cigarette Butts by Swedish Startup Rumor that city in Sweden trained crows to pick up cigarette butts is for the birds 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

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