New York : Random House, c2008.
121 p. : ill., maps ; 20 cm.
Sea monsters : a prehistoric adventure
Washington, D.C. : National Geographic, c2007.
1 v. (unpaged) : col. ill. ; 29 cm.
Relates how a young female sea dolly is born in the shallow waters of a prehistoric Mesozoic-era lake and learns to survive after encountering a variety of predators and other underwater dinosaurs from that ancient time period.