Diplodocus is one of the most famous long-necked dinosaurs. At over 88 ft long from the tip of its snout to the end of its whip-like tail, Diplodocus is as long as three buses. This ground-shaking plant eater occupied North America during the Late Jurassic, about 153 million years ago.
- Scientific Name: Diplodocus carnegii
- Size: This huge Diplodocus toy model is 18.5 inches long and 4.5 inches high.