crows cigarette butts Watch: trained to collect in French theme park The Guardian – Crows are

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 Crowbars: Vending Machines Reward Crows for Cleaning Up Cigarette Butts Urbanist In Sweden, an innovative project has demonstrated how intelligent birds can help tackle urban litter. Researchers and a startup called Corvid Cleaning trained wild crows to collect cigarette butts from the streets Good birdie! This box trains crows to collect cigarette butts for cleaner cities Digital Trends A Dutch Startup Wants to Train Crows to Pick Up Cigarette Butts 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.

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