crows collecting cigarettes trained to clean up cigarette butts on Swedish streets The Guardian – Crows are

The Guardian Crows 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 wild birds carry Fighting litter with crows : r gifs 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 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 Clever Crows Are Now Picking Up Cigarette Butts And Quietly Saving Millions in Cleaning Costs Corvid Cleaning developed a machine that encourages wild crows to collect litter. The birds drop cigarette butts into the slot and get food in return. No cages, no forced training the

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