crows collecting cigarettes A Swedish company has been training to pick up cigarette butts in an effort to reduce the cost of cleaning litter off the streets in Södertälje, near Stockholm., Corvid Cleaning has developed a Crows collect cigarette butts in

Crows collect cigarette butts in Sweden for food reward 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 Sweden deploys 'easy to teach' CROWS to pick up cigarette butts on city streets Daily Mail Online Clever Crows Are Now Picking Up Cigarette Butts And Quietly Saving Millions in Cleaning Costs When Birds Help Clean The City In Sweden, researchers and innovators have experimented with training wild crows to collect discarded cigarette butts in exchange for food rewards. using simple learning mechanisms, the

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