crow cigarette butts Sweden uses crows to pick up René Volpi (@renegvolpi): "Sweden once

Ren Volpi (@renegvolpi): "Sweden once explored one of the strangest anti litter ideas: training crows to pick up cigarette butts. In Sdertlje, near Stockholm, a startup called Corvid Cleaning designed a machine that 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 Watch: Crows trained to collect cigarette butts in French theme park Swedish Company Trains Crows to Clean Up Cigarette Butts EcoWatch Sweden startup is teaching crows to clean up cigarette butts after stupid humans

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