Max & Ruby is a 2002 Canadian-American animated series that is aimed at preschoolers Created by children's book author/illustrator Rosemary Wells and based on the world of her Max and Ruby books, the episodes present stories about Max, a rambunctious and determined preschool-aged rabbit, and his older sister, Ruby, a patient, goal-oriented, sometimes restrictive rabbit. A pilot episode for this series aired in 2001 and the program appeared as a regular series on October 3, 2002. According to Rosemary Wells on the Nick Jr. website, "Max & Ruby celebrates the relationship between Ruby and her younger brother, Max, and the universal nature of sibling relationships."