crow cigarette cleaning Wild crows trained to pick up butts in Swedish street project Butts for nuts: can crows

Butts for nuts: can crows do our dirty work (and should they)? This Swedish Company is Training Crows to Pick Cigarette Butts From Streets Buzz News News18 In Sweden, a surprising idea is turning crows into allies in keeping cities clean. Instead of hiring crews to pick up cigarette butts, one of the most common types of litter, a Sweden startup is teaching crows to clean up cigarette butts after stupid humans A Swedish company called Corvid Cleaning is training wild crows in the city of Sdertlje to collect cigarette butts in exchange for food rewards. The project uses a specially designed machine that Trained crows have slashed city cleaning costs by 75%. A Swedish startup named Corvid Cleaning launched a pilot program in Sdertlje, training wild crows to collect cigarette butts in exchange for food

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