Ammonites Majungasaurus At the riverbank

At the riverbank

Extinción: Como muchos otros animales del Triásico

su dieta exacta aún se debate

Su postura incluye levantar su cabeza y extender sus brazos con garras en un intento de intimidar al intruso

Ammonites Majungasaurus At the riverbankAmmonites (Ammonite sp), extinct marine cephalopod molluscs that appeared in the middle of the Paleozoic Era (about 400 Ma ago) in the Lower Devonian and lasted until the Cretaceous Paleogene extinction event, inhabited the oceans for more than 300 million years . They were characterized by their spiral shells and internal chambers, which allowed them to adjust their buoyancy and control their position in the water. The shell was composed mainly of