sweden crow cigarette uses crows to pick up butts The Swedish have wild drone

The Swedish have wild drone tech : r BirdsArentReal Swedish Company Trains Crows to Pick Up Cigarette Butts 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 Crows trained to clean up cigarette butts in Sweden 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. A Swedish start up, Corvid Cleaning, is recruiting an unlikely workforce, wild crows, to combat urban pollution., The pilot project, launched in partnership with the Keep Sweden Tidy Foundation,

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