crow cigarette butts In Sweden, Crows Are Learning to Pick and Dispose of Properly In Sweden, an innovative project

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 Crows trained to clean up cigarette butts in Sweden Reuters Swedish startup's device trades food for litter, reduces cigarette butts Here's A (Crazy?) Plan To Bribe Crows To Clean Up Cigarette Butts Fast Company CROWS Clean Up City Streets by Collecting Cigarette Butts Recycling Council of Alberta Cigarette butts make up more than 60 percent of all street litter in Sweden, and cities spend millions of kronor every year cleaning them up. One Swedish startup looked at that problem

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