Roary the Lion is a fictional character from the children's television series called Roary the Racing Car. He is a friendly and enthusiastic lion who serves as the mascot for the show. Roary is known for his bright yellow color and his cheerful personality, which makes him a favorite among young viewers. In the series, Roary lives in a vibrant world filled with racing cars and adventures. He often encourages his friends, including Big Chris and other racing cars, to work together and solve problems. The show promotes themes of teamwork, friendship, and perseverance, making it both entertaining and educational for children.