crows picking up cigarettes Clever Are Now Cigarette Butts — And Quietly Saving Millions in Cleaning Costs Trained crows keep a French

Trained crows keep a French Theme Park litter free CGTN 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 Swedish Company Trains Crows to Clean Up Cigarette Butts EcoWatch 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

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