sweden crow cigarette Wild crows trained to pick up butts in Swedish street cleaning project Fascinating experiment from Sweden where

Fascinating experiment from Sweden where crows are trained to pick up cigarette butts & drop them into a machine in exchange for food. Indian cities have no shortage of crows & our Did You Know? In Sweden, clever crows learned to exchange discarded butts for food. In 2022, a startup called Corvid Cleaning tested the unusual idea in Sdertlje, a city near Stockholm. 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 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

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