A "Triceratops" and a "Stegosaurus" are also both on display, among many other specimens. Both dinosaurs are attacking Kelsey the Triceratops. The "Allosaurus" then attacks, and is driven off by a "Triceratops". An Advanced hunter gains the ability to hunt the "Triceratops" and the "Velociraptor". Other species, including "Triceratops", "Brachiosaurus", and "Spinosaurus" have also played significant roles. Vieira joined hip hop group Dino 5 as the voice of Tracy Triceratops. Shelby has a vast knowledge of dinosaurs with her favorite being the "Triceratops". The program explains that dinosaurs similar to "Zuniceratops" evolved into the famous "Triceratops". Ceratopsidae (sometimes spelled Ceratopidae) is a family of marginocephalian dinosaurs including "Triceratops", "Centrosaurus", and "Styracosaurus". The skeleton of "Triceratops" is markedly robust. "Psittacosaurus" was one of the earliest ceratopsians, but closer to "Triceratops" than "Yinlong". The skeleton has many derived features that are shared between "Triceratops" and its closest relatives. The additional skulls varied to a lesser or greater degree from the original "Triceratops" specimen. Avant Gardens is where you can tame the pets such as Doberman, Triceratops, and Buffalo. This later led to the selection of a triceratops as the Rockies' mascot, Dinger.