Tyrannosaurus rex fetus Variant:Unprimed Ahora sabemos que los labios

Ahora sabemos que los labios podrían haber cubierto los dientes en reposo y protegido la mandíbula durante la masticación

in what is now Laos

sticky tar

Medidas aproximadas del Rhomaleosaurus:

almost 60 centimeters long

Tyrannosaurus rex fetus Variant:Unprimed Ahora sabemos que los labiosTyrannosaurus rex , one of the most iconic and studied dinosaurs in the fossil record, was a carnivorous theropod that lived during the Late Cretaceous, approximately 68 to 66 million years ago in what is now North America. Growing up to 12 meters long and weighing in excess of 8 tons, T. rex dominated its ecosystem as a superpredator. Despite its imposing size as an adult, however, it started life surprisingly modestly. To date, no eggs have been