crows collecting cigarettes Watch: trained to collect cigarette butts in French theme park In Sweden, group of crows

In Sweden, group of crows are trained picking up cigarette butts off the street, cutting clean up costs by up to 75%. Crows collect cigarette butts in Sweden for food reward Clever Crows Are Now Picking Up Cigarette Butts And Quietly Saving Millions in Cleaning Costs A Swedish startup, Corvid Cleaning, developed an innovative machine that rewards crows with food when they deposit cigarette butts into a collection slot. The system is based on reward based learning, a 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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