crows cleaning up cigarettes Sounds like a good deal to me 🤝 The Swedish city of Södertälje has trained to collect cigarette butts in exchange for food. The intelligent birds drop discarded cigarette ends into 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 Clever Crows Are Now Picking Up Cigarette Butts And Quietly Saving Millions in Cleaning Costs No, crows aren't cleaning up cigarette butts in Sweden Popular Science Crows trained to clean up cigarette butts in Sweden Reuters

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