but differed in several key aspects from modern sperm whale species

El Águila de Haast

and occupies a key position in the evolutionary transition between early bipedal sauropodomorphs and the large quadrupedal sauropods of the Jurassic

with an estimated wingspan of up to 10 meters

Stegosaurus stenops was a herbivore

Pentaceratops sternbergii ordovicico but differed in several keyPentaceratops sternbergii was a ceratopsid dinosaur that lived during the Late Cretaceous period, approximately 76 to 74 million years ago, in what is now North America, especially in the region that currently corresponds to New Mexico. It was a large quadrupedal herbivore that could reach lengths of nearly 6 meters and weigh several tons. Its name means "five horned face," in reference to the prominent bony structures that adorned its skull: two long