Pterodactyl

by Sheryl Peterson

Published 15 September 2010
"An introduction to the life and era of the flying contemporaries of dinosaurs known as pterodactyls, starting with the creatures' 1784 discovery and ending with present-day research topics"--Provided by publisher.

Stegosaurus

by Sheryl Peterson

Published 15 September 2010
"An introduction to the life and era of the armor-plated, herbivorous dinosaur known as Stegosaurus, starting with the creature's late-1800s discovery and ending with present- day research topics"--Provided by publisher.

Velociraptor

by Sheryl Peterson

Published 15 September 2010
"An introduction to the life and era of the swift, carnivorous dinosaur known as Velociraptor, starting with the creature's 1923 discovery and ending with present-day research topics"--Provided by publisher.