crow cigarette butts Here's A (Crazy?) Plan To Bribe Crows To Clean Up The crows trained to clean

The crows trained to clean up cigarette butts Wild crows trained to pick up cigarette butts in Swedish street cleaning project No Butts About It: Crows Cleaning Up Cigarettes at a French Theme Park Urbanist 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 Crows Teach Us Innovation with Cigarette Butt Vending Machine Samriti Grover The Conversions posted on the topic LinkedIn dutch start up crowded cities wants to train crows to pick up cigarette butts

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