the ankylosaurids

such as Triceratops and Edmontosaurus

allowing it to be held straight and possibly used as a counterweight during locomotion

Ouranosaurus nigeriensis es un dinosaurio ornitópodo que vivió durante la etapa Aptiana del Cretácico Inferior de los actuales Níger y Camerún

Cynops wolterstorffi titanis the ankylosauridsThe Yunnan Lake newt, also known as Wolterstorff's newt, is an extinct species of newt belonging to the Salamandridae family. Its habitat was restricted to the vicinity of Lake Kunming in the Yunnan region of China. This newt primarily inhabited shallow lake waters and adjacent areas of freshwater habitats. Adults normally reach a length of 11 to 14 cm. The maximum lengths that have been documented are 12. 7 cm for the male and 18 cm for the female.