Dinosaurs are big reptiles, that lived in prehistory. We know 600 species of dinosaurs, divide in 44 familys and now some dinosaurs descriptions.
taxonomy: order saurischia, Intraorder theropode, Suborder coelurosauria,Family tyrannosauridas.
Length: approx 13 m or 43 ft
period of Existence:late cretaceous,Maastrichtian.
Excavation Site:north America.