"Plesiosaurs lived more than 200 million years ago! What were their lives like as they swam through the world's ancient oceans? This hi/lo title explores that question through leveled text and colorful illustrations. Readers will learn about Plesiosaurs' body parts, favorite foods, behaviors, and more. Features map the prehistoric world, compare Plesiosaurs' sizes, show off favorite foods, and more. The book ends with a two-page profile that puts...

"This group of animals comprises a complex of disparate groups including the dolphin/shark-like ichthyosaurs, manatee-like placodonts, long- and short-necked plesiosaurs, the mososaur lizards, marine turtles, and crocodilians. Sea reptile paleontology is a very active field in terms of new discoveries and research, so the guide is highly topical. For example, it is becoming increasingly apparent that the long-standing assumption that prehistoric oceanic...

Examining the fossils of dinosaurs at the poles provides both questions and answers as to how dinosaurs lived in those regions, the types of plants that grew there, and other environmental factors relevant to global warming today.

"A lavish showcase of paleoartist Jay Matternes's spectacular murals and sketches. For half a century, the artwork of Jay Matternes adorned the fossil halls of the Smithsonian National Museum of Natural History. Most prominent among his work was a set of immense murals documenting the story of mammal evolution over the past 56 million years. Matternes also worked with sculptor Neal Deaton to construct three dioramas showing environments from each...