crows picking up cigarettes Swedish Company Trains to Clean Cigarette Butts These birds are being recruited

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 Crows take a cigarette break What if keeping the streets clean could earn a reward? In Sweden, a fascinating initiative has explored training crows to collect cigarette butts and other small pieces of litter in exchange for Unbox Sweden has begun training wild crows to collect litter especially cigarette butts in exchange for food rewards. A special machine recognizes when a crow drops a piece of Crows pick up cigarette butts: Dutch startup training birds to pick up litter for food TomoNews

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