Diceratops and Other Horned DinosaursBook - 2008
Some plant-eating dinosaurs of the world had sharp horns and armored neck plates. Learn how these dinosaurs used horns and armor to defend themselves from attack or to scare away predators.
Publisher: Minneapolis, Minn. : Picture Window Books, c2008.
Characteristics: 24 p. :,ill. ;,27 cm.