crows cleaning up cigarettes Sweden uses to pick cigarette butts In Sweden, a startup called

In Sweden, a startup called Corvid Cleaning is testing a wild idea: training crows to clean up cigarette butts. The system uses a simple machine, drop in trash, get food. And the 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 This Swedish Company is Training Crows to Pick Cigarette Butts From Streets Buzz News News18 Dutch Company Wants To Use Crows To Clean Up City Of Cigarette Butts

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