la cabeza del Kritosaurus era más sencilla en comparación

tenía una armadura ósea en su parte posterior en forma de placas y espinas

largas y robustas

These horns were probably used in intraspecific confrontations and as a defense against predators

Edmontosaurus and Gryposaurus

Arctodus pristinus creature studio la cabeza del Kritosaurus eraArctodus pristinus is an extinct species of short faced bear belonging to the genus Arctodus , which lived in North America during the Pleistocene, approximately between 2. 5 million and 10,000 years ago. It was a close relative of Arctodus simus , although smaller in size and with some morphological differences in its skeleton that suggest different ecological adaptations. Its fossil remains have been found mainly in the southeastern United States,