Yinlong (隱龍, meaning "hidden dragon") is a genus of basal ceratopsian dinosaur from the Late Jurassic Period of central Asia. It was a small, primarily bipedal herbivore.[1][2] Yinlong is the oldest and most primitive ceratopsian known
The Animated Documentary Series was based on the other documentary dinosaur tv shows which is Walking with Dinosaurs, Dinosaur Planet, Planet Dinosaur, and Dinosaur Revolution. featuring 22 episodes
