sweden crow cigarette When Birds Help Clean The City In Sweden, researchers and innovators have experimented with training wild crows to collect discarded butts in exchange for food rewards. using simple learning mechanisms, the Crows Trained to Pick Up

Crows Trained to Pick Up Cigarette Butts by Swedish Startup Crows trained to clean up cigarette butts in Sweden Reuters 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 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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