sweden crow cigarette uses crows to pick up butts Wild crows in Sweden are

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 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. Crows trained to clean up cigarette butts in Sweden Reuters The Swedish have wild drone tech : r BirdsArentReal

SKU: 14121787516 · From trustt.digital