Acrocanthosaurus atokensis Scale:1:35 The feather pattern in Sinosauropteryx

The feather pattern in Sinosauropteryx is remarkably similar to that of primitive birds

Approximate measurements of the Iguanodon: Complete 1:72 Scale

Length 202 mm

Functions and Adaptations: Defense and Competition:

They are classified within the family of ceratopsids

Acrocanthosaurus atokensis Scale:1:35 The feather pattern in SinosauropteryxAcrocanthosaurus atokensis is the only known species of the extinct genus Acrocanthosaurus, a carcharodontosaurid theropod dinosaur that inhabited North America during the Cretaceous period, approximately 125 to 99. 6 million years ago. It stands out for the tall neural spines on many of its vertebrae, which suggest the presence of a kind of "hump" on its neck, back and hips. It was one of the largest theropods, with a length of up to 11. 5 meters and