El mosasaurio

With strong flippers and shark-like teeth, Mosasaurus once ruled the oceans. Reluctant readers discover what life was like for this Cretaceous sea reptile through diagrams, graphs, powerful illustrations, and Spanish-translated text.

Part of the Descubrimiento de dinosaurios series

With large, leathery wings, long necks, and giant, gnashing teeth, dinosaurs and flying reptiles once ruled the earth. Now, they capture the imaginations of readers around the world. Take struggling and reluctant readers on a journey to discover what life was like for these extinct creatures through Spanish-translated text, detailed maps, timelines, and other infographics, and action-packed imagery. Translated into North American Spanish.