crows collecting cigarettes A project in Sweden is training to help clean the streets by discarded cigarette butts. The system uses a machine that rewards the birds with food when they drop cigarette Crows collecting cigarette butts for

Crows collecting cigarette butts for little treats Swedens Corvid Cleaning tested an ingenious vending machine that trained wild crows to clean up streets! , When crows dropped discarded cigarette butts into the device, it scanned the litter and 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 Wild crows in sweden trained themselves to exchange cigarette butts for food, using machine deisgned YouTube Did You Know? In Sweden, clever crows learned to exchange discarded butts for food. In 2022, a startup called Corvid Cleaning tested the unusual idea in Sdertlje, a city near Stockholm.

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