sweden crow cigarette Wild crows collect butts in for food rewards Crows trained to clean up

Crows trained to clean up cigarette butts in Sweden Reuters 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 A Swedish startup tested smart machines that reward crows with food for collecting cigarette butts. The project, developed by Corvid Cleaning, focused on a small pilot in Sdertlje near Stockholm. The machines The Swedish have wild drone tech : r BirdsArentReal Rumor that city in Sweden trained crows to pick up cigarette butts is for the birds A project in Sweden is training crows to help clean the streets by collecting discarded cigarette butts. The system uses a machine that rewards the birds with food when they drop cigarette

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