swimming gracefully in the crystal clear waters of an underwater reef

Approximate measurements of Deinonychus:

los fósiles encontrados indican que era un depredador activo y ágil

It had teeth suitable for chewing plants and probably fed on ferns and other vegetation available in its environment

Megapterygius wakayamaensis Dryosaurus swimming gracefully in the crystalMegapterygius wakayamaensis is a species of ichthyosaur that lived during the Early Cretaceous period, approximately 130 million years ago. This marine reptile was discovered in the Wakayama region, Japan, and its specific name, "wakayamaensis", refers to this locality. Megapterygius wakayamaensis belonged to a group of marine reptiles that adapted extraordinarily well to life in water. With an estimated length of between 6 and 8 meters, this