sweden crow cigarette Crows trained to clean up butts in In Sweden, a startup called

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 Watch: Wild crows trained to clear cigarette butts from streets in Stockholm, Sweden Wild crows trained to pick up cigarette butts in Swedish street cleaning project Crows trained to clean up cigarette butts in Sweden YouTube Wild crows in sweden trained themselves to exchange cigarette butts for food, using machine deisgned YouTube Fascinating experiment from Sweden where crows are trained to pick up cigarette butts & drop them into a machine in exchange for food. Indian cities have no shortage of crows & our

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