have deep origins in theropod dinosaurs

This dinosaur lived in what is now North America

suggesting they had excellent vision in water

Tyrannosaurus rex se mantenía erguido sobre sus patas traseras y tenía una cola larga y musculosa que le ayudaba a equilibrarse

Desmatosuchus era un animal grande y robusto pudiendo llegar a medir 5 metros

Acrocanthosaurus atokensis Scale:1:20 have deep origins in theropodAcrocanthosaurus 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