Introduces the class of dinosaurs known as horned herbivores, describing the time period in which they lived, their various types, and the physical characteristics of each type, including such examples as Diabloceratrops, Styracosaurus, and Zuniceratops.

"The Diplodocus is one of the dinosaurs people can easily recognize: super-long neck, large body, four heavy legs. It was an herbivore--and it was one of many plant-eating dinosaurs! This book gives a brief introduction to 11 dinosaurs that primarily ate plants, including facts about these dino bodies that were specially adapted to plant eating and, in many cases, what plants they ate. Other fascinating facts are also part of the essential dinosaur...

Describes the physical characteristics and behavior of Ankylosaurus and other armored plant-eating dinosaurs.

Discusses the traits and habits of Apatosaurus and other giant long-necked plant-eaters.