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

Length 348 mm

Altura 131 mm

Se cree que el Giganotosaurus era un depredador activo que se alimentaba principalmente de otros dinosaurios herbívoros

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

Pachycephalosaurus skull juvenile Galliminus These anatomical structures are evolutionarilyThe 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