Crows trained to clean up cigarette butts in Sweden

Swedish enterprise Corvid Cleaning is testing a reward-based system where crows picking up cigarette butts and drop them into a trash can. Peanuts are then dispensed as a reward. #CorvidCleaning #Sweden #crows #News #Reuters Subscribe: Reuters brings you the latest business, finance and breaking news video from around the globe. Our reputation for accuracy and impartiality is unparalleled. Get the latest news on: Follow Reuters on Facebook: Follow Reuters on Twitter: Follow Reuters on Instagram: