Jake Long is the main character in the animated television series "American Dragon: Jake Long." He is a 13-year-old boy who is a half-human, half-dragon, which gives him the ability to transform into a dragon. Jake lives in New York City and balances his life as a typical teenager with his responsibilities as a dragon protector of the magical community. Throughout the series, Jake learns to harness his dragon powers while facing various challenges, including school, friendships, and family dynamics. His character is known for his laid-back attitude, sense of humor, and determination to protect those he cares about, including his friends and family, such as his grandfather, Fu Dog.