sweden crows pick up cigarettes Swedish startup Corvid Cleaning built a machine that dispenses food scraps when wild drop cigarette butts into a slot. Crows are entirely voluntary participants, drawn in by their problem-solving ability researchers Swedish Crows Help Clean Up

Swedish Crows Help Clean Up the Environment Crows trained to clean up cigarette butts on Swedish streets National Wild crows trained to pick up cigarette butts in Swedish street cleaning project Swedish firm trains crows to pick up cigarette butts. Read full story here India Today Butts for nuts: can crows do our dirty work (and should they)? In Sweden, group of crows are trained picking up cigarette butts off the street, cutting clean up costs by up to 75%.

SKU: 80004427434 · From eiffelbuilders.com