Its fossil remains mainly come from the Upper Shaximiao Formation in Sichuan Province (China)

These anatomical structures are evolutionarily related to the limbs of the first terrestrial vertebrates

making them easier to catch

con una longitud de aproximadamente 9 metros y un peso que podía alcanzar las 3 toneladas

not only on its arms and tail

Pachycephalosaurus skull juvenile Galliminus Its fossil remains mainly comeThe skull of Pachycephalosaurus , or "fat headed lizard," is a marvel of paleontology that offers fascinating details about the anatomy and behavior of these herbivorous dinosaurs from the Late Cretaceous period. This distinctive skull features a number of unique characteristics that make it unmistakable. With its thick, rounded bony dome on top of its skull, Pachycephalosaurus likely used its head as a weapon during intraspecific fights or to defend