crows cleaning up cigarettes In Sweden, an innovative project has demonstrated how intelligent birds can help tackle urban litter. Researchers and a startup called Corvid trained wild to collect cigarette butts from the streets A Swedish startup, Corvid Cleaning,

A Swedish startup, Corvid Cleaning, is tackling litter by training wild crows to collect cigarette butts in exchange for food : r interesting Swedish Company Trains Crows to Clean Up Cigarette Butts EcoWatch Swedish Company Trains Crows to Pick Up Cigarette Butts A Swedish startup called Corvid Cleaning is testing a creative way to reduce litter by training wild crows to pick up cigarette butts. Using a special machine, the birds drop pieces of A Swedish startup called Corvid Cleaning has found a clever way to fight litter using wild crows. According to The Guardian, the company developed a device that rewards crows with food when No, crows aren't cleaning up cigarette butts in Sweden Popular Science

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