Text and photographs describe paleontologists and their fossil discoveries in Canada's Red Deer River Valley, also known as Dinosaur Valley.

Discusses the differences between a triceratops and a protoceratops, including the type of neck frill, number of horns, and period in which they lived.

A small, fierce dinosaur follows its nose. Its tail helps it balance. Then it sinks its sharp teeth and claws into its next meal. Was that a Velociraptor? Or was it a Deinonychus? These dinosaurs looked similar, but they were very different. Read this book to become an expert at telling these look-alikes apart! Discusses the differences between a velociraptor and a deinonychus, including the amount of feathers, size, and period in which they lived....

"Explore prehistoric forests, swamps and woodland in First Explorers: Dinosaurs. Meet Velociraptors, Triceratops and the fierce Tyrannosaurus rex, as well as lots of other amazing creatures who lived in the ancient world. Each scene has chunky push, pull and slide mechanisms, animals to spot and fun facts about dinosaurs. Beautifully illustrated by Chorkung, this title has gentle learning and is a magical introduction to dinosaurs"--Amazon.com

Este título ayudará a los lectores a descubrir los dinosaurios Ankylosaurus que vivieron a finales del período Cretácico hace unos 70 millones de años. "This title will help readers discover Ankylosaurus dinosaurs that lived in the late Cretaceous period around 70 million years ago. Each title is complete with cool realistic illustrations, photographs of fossils, and a map of where Ankylosaurus fossils have been found. Aligned to Common Core...

Conoce los dinosaurios y otras sensacionales criaturas prehistóricas con esta espectacular guía visual. Apréndelo todo sobre ellos: cómo eran, dónde vivían, qúé comían, cómo se defendían de sus enemigos y muchas cosas más. Meet the dinosaurs and other sensational prehistoric creatures with this spectacular visual guide. Learn everything about them: how they were, where they lived, what they ate, how they defended themselves against their...

Este título ayudará a los lectores a descubrir los dinosaurios Allosaurus que vivieron en el último período Jurásico hace unos 150 millones de años. Cada título se completa con fantásticas ilustraciones realistas, fotografías de fósiles y un mapa de dónde se han encontrado los fósiles de Allosaurus. "This title will help readers discover Allosaurus dinosaurs that lived in the late Jurassic period around 150 million years ago. Each title...

Traces the history of man's discoveries about evolution, covering both the mechanisms of evolution and examples of natural selection.

"Una pequeña historia de la vida en la Tierra, desde sus orígenes hace 4300 millones de años, es el punto de partida del"Inventario ilustrado de dinosaurios", que reúne 47 especies agrupadas en períodos geológicos: desde el Triásico, con ejemplarescomo el Mussaurus patagonicus; siguiendo por el Jurásico con la presencia del Diplodocus carnegii; hasta el Cretácico,cuando habitó el Tyrannosaurus rex."--Casadellibro. "A small history of life...