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

Its appearance resembled that of a huge wombat or a cross between a wombat and a rhinoceros

suggesting they had excellent vision in water

Scientific importance:Nest discoveries: Finds of nests and parental care in Protoceratops andrewsi have provided valuable information about the reproductive behavior and social structure of some dinosaurs

Acrocanthosaurus atokensis Scale:1:20 Tyrannosaurus rex se mantenía erguidoAcrocanthosaurus 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