Anais Watterson is a fictional character from the animated television series The Amazing World of Gumball. She is the younger sister of Gumball Watterson and Darwin Watterson, known for her intelligence and precocious nature. Anais is a pink rabbit who often displays a mature attitude, despite being only four years old. In the show, Anais is characterized by her sharp wit and problem-solving skills. She frequently helps her family navigate various challenges and often serves as the voice of reason. Her strong personality and determination make her a standout character in the series.