sweden crow cigarette In Sweden, a startup tested a smart but unusual idea: rewarding wild crows with food for picking up butts. The birds drop the waste into a special machine and receive a A Swedish startup, Corvid Cleaning,

A Swedish startup, Corvid Cleaning, is tackling litter by training wild crows to collect cigarette butts in exchange for food : r interesting Rumor that city in Sweden trained crows to pick up cigarette butts is for the birds When Birds Help Clean The City In Sweden, researchers and innovators have experimented with training wild crows to collect discarded cigarette butts in exchange for food rewards. using simple learning mechanisms, the In Sweden They Train Birds to Remove Cigarette Butts! YouTube Butts for nuts: can crows do our dirty work (and should they)? Wild crows in Sweden are helping keep public spaces clean by doing something remarkable. Using their advanced problem solving skills, the birds have learned to drop cigarette butts into a special machine that

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