The Berenstain Bears is a children's animated television comedy series based on the children's book series of the same name by Stan and Jan Berenstain. The series follows the lives of a family of anthropomorphic bears who learn a moral or safety-related lesson during the course of each episode. It ran for 40 episodes in three seasons. The series debuted on PBS Kids as part of the PBS Kids Bookworm Bunch block in the United States on January 6, 2003 and ended on December 6, 2004.