crow cigarette cleaning Crows trained to clean up butts on Swedish streets A Swedish company has been

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 What if one of nature's smartest birds could help keep our streets cleaner? In Sweden, startup Corvid Cleaning tested an innovative machine that rewards crows with a small food treat whenever they 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 A Swedish startup, Corvid Cleaning, is tackling litter by training wild crows to collect cigarette butts in exchange for food : r interesting Wild crows trained to pick up cigarette butts in Swedish street cleaning project In Sweden, a startup called Corvid Cleaning tested a pilot machine designed to train crows to collect cigarette butts and exchange them for small food rewards. Corvids: the bird family that includes

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