Tyrannosaurus Rex juvenile Cryodrakon Approximate measurements of the Argentinosaurus:

Approximate measurements of the Argentinosaurus:

aproximadamente hace entre 270 y 260 millones de años

gigas `Giant Dragon´) is the only species of the extinct genus Meraxes

Height 91mm

Height 57mm

Tyrannosaurus Rex juvenile Cryodrakon Approximate measurements of the Argentinosaurus:Tyrannosaurus (T. rex "Tyrant Lizard") was one of the largest and fiercest dinosaurs that existed on Earth during the Maastrichtian period of the Late Cretaceous, approximately 68 to 66 million years ago in what is now North America. The T Rex is a carnivorous dinosaur that could measure up to 12 meters long and weigh around 7 tons. It had a large nasal opening, a short, strong snout, and a jaw with more than 50 razor sharp teeth, which could measure