crow cigarette cleaning Crows in Sweden help clean streets by exchanging trash for food The Swedish startup Corvid Cleaning

The Swedish startup Corvid Cleaning trains crows to help keep streets clean. The birds collect cigarette butts and other small litter in exchange for food rewards. According to the startup, this system The Swedish startup "Corvid Cleaning," based in Sdertlje, developed a smart device to train wild crowsspecifically New Caledonian crows, known for their intelligenceto collect litter, especially cigarette butts, in exchange for food Swedish firm deploys crows to pick up cigarette butts Birds The Guardian This Swedish Company is Training Crows to Pick Cigarette Butts From Streets Buzz News News18 Swedish Startup Trains Crow to Pick Up Litter in Exchange for Food 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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