agile hindlimbs

pero se consideran factores como cambios climáticos

This dinosaur lived in what are believed to be humid regions with dense vegetation

se cree que en el caso de Xenoceratops foremostensis

Desmostylus hesperus Ichthyosaurus agile hindlimbsDesmostylus hesperus was a semi aquatic marine mammal from the Miocene belonging to Desmostylia, an extinct order of mammals known exclusively from the North Pacific. Unlike sirenians, pinnipeds or cetaceans, desmostylians represented a distinct evolutionary lineage that has completely disappeared. They have traditionally been associated with Tethytheria, the broader evolutionary group that includes sirenians and proboscideans. The generic name means