Sinosauropteryx
"Sinosauropteryx" was a small theropod with an unusually long tail and short arms. The longest known specimen reaches up to in length, with an estimated weight of It was a close relative of the similar but older genus "Compsognathus", both genera belonging to the family Compsognathidae. Only one species of "Sinosauropteryx" has been named: "S. prima", meaning "first" in reference to its status as the first feathered non-avialian dinosaur species discovered. Three specimens have been described. The third specimen previously assigned to this genus represents either a second, as-yet unnamed species or a distinct, related genus.
Dinosaur Walk Museum
Parasaurolophus: The Parasaurolophus, like the T-Rex, lived during the Cretaceous Period 76-66 million years ago. It grew to be long, high, and weighed almost 7,700 pounds. The Parasauolophus was an herbivore. The large crest was thought to be used for communication amongst males and females.