sweden crow cigarette In Sweden, a startup tested a machine that rewards crows with food every time they drop butts into it. The idea sounds unbelievable, but the goal was simple: turn one of In a city near Stockholm,

In a city near Stockholm, wild crows are being trained to become street cleaners and it's turning heads around the world. A Swedish startup called Corvid Cleaning built a machine that 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 In Sweden, crows became street cleaners. A startup built vending machines that trade peanuts for cigarette butts. Wild crows discovered the deal and mastered it fastteaching each other the trick. Now they Swedish Company Trains Crows to Clean Up Cigarette Butts EcoWatch Swedish startup's device trades food for litter, reduces cigarette butts 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

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