Brachiosaurus is a four-legged herbivorous sauropod dinosaur during the late Jurrassic, about 154 million years ago. It has a long neck, small skull and large overall size. They had longer forelimbs than hindlimbs, which resulted in a steeply inclined trunk, and a shorter tail.

Triceratops is a genus of herbivorous ceratopsid dinosaurs in USA during the Late Cretaceous, about 68 million years ago. The most distinctive feature is their three homs and large head shield.

Spinosaurus is a large theropod carnivorous dragon in North Africa during the late Cretaceous, about 99 million years ago. The skull was long, low and narrow. It had large, robust forelimbs and long sail-like backbone, which is its biggest highlight.

Tyrannosaurus is a carnivorous theropod dinosaur during the Late Cretaceous, about 68 million years ago. They had massive skull balanced by a long, heavy tails. They had large and powerful hind limbs, but the foreams are puny.