Susan Heinrichs Gray

"Have you ever tried putting together a puzzle without knowing what it would look like when you had finished? If you have, you know what Othniel Charles Marsh felt like as he put together the bones and plates of a Stegosaurus he had discovered. Follow Stegosaurus from its life on Earth millions of years ago to its reconstruction in a museum--bones, plates, and all! Additional features to enhance comprehension include informative sidebars, a glossary...

Explores the life cycle of mammals, discussing how they are born, grow, and reproduce, and looking at adaptation, classification, and the habitats of mammals.

Explains what ecology is, shows how living things are classified, and looks at the environments in which they live.

Describes the physical features of a coral reef, its community of plants and animals, and environmental threats.

"With their powerful jaws and sharp teeth, sharks are some of the fiercest predators alive. Look inside to learn about these amazing ocean animals, including their physical traits, habitats, food sources, life cycles, and more"--P. [4] of cover.

"Dscover facts about rays, including physical features, habitat, life cycle, food, and threats to these ocean creatures. Photos, captions, and keywords supplement the narrative of this informational text"--

"Includes facts about jellyfish, including physical features, habitat, life cycle, food, and threats to these ocean creatures. Photos, captions, and keywords supplement the narrative of this informational text"-- Provided by publisher.