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 A Swedish startup tested smart

A Swedish startup tested smart machines that reward crows with food for collecting cigarette butts. The project, developed by Corvid Cleaning, focused on a small pilot in Sdertlje near Stockholm. The machines In Sweden, a surprising idea is turning crows into allies in keeping cities clean. Instead of hiring crews to pick up cigarette butts, one of the most common types of litter, a Watch: Wild crows trained to clear cigarette butts from streets in Stockholm, Sweden A Swedish company has been training crows to pick up cigarette butts in an effort to reduce the cost of cleaning litter off the streets in Sdertlje, near Stockholm., Corvid Cleaning has developed a 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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