who may have competed for the same prey or hunted Thylacoleo directly

Se cree que el Pentaceratops vivía en manadas y pasaba la mayor parte de su tiempo buscando alimento en las vastas llanuras de lo que ahora es América del Norte

became extinct at the end of the Jurassic period

Estas placas y espinas estaban fusionadas con los huesos subyacentes

lo que le proporcionaba un amplio campo de visión para detectar posibles depredadores o presas

Nyctosaurus gracilis Koolasuchus who may have competed forNyctosaurus is an extinct genus of pterodactyloid pterosaur that lived during the Late Cretaceous period, approximately 85 million years ago, in what is now North America. Several species are known within this genus, the best known being Nyctosaurus gracilis. This pterosaur was characterized by its distinctive fan shaped crest on the back of its skull, which was formed by bony extensions of the neck vertebrae. This crest, which was larger in males