Conejos Library District

Delves beneath the surface to describe how the lungs, heart, and blood vessels work together to deliver blood, oxygen, and other important substances to all parts of the body.

Introduces the reader to one of the most common groups of animals, from the large, flightless ostrich to the tuneful nightingale.

Introduces the first animals of the sea, including the pterygotus, pteraspis, and megalodon; provides maps of where fossils of each have been found; and compares their size to man.

Looks at how the highest and lowest places on earth are formed, and discusses climate zones and weather factors for mountains and valleys.

"Covers a wide selection of machines used on the sea, from submarines to sailboats, outlining how they work and what they are used for"--Provided by publisher.

Introduces the reader to a variety of fish, such as goldfish, stingray, the great white shark, and even the unusual flying gurnard with its winglike fins.

Discusses the evolution, structure and function of the human and animal skeletal systems. New Look! Relaunched with new jackets and 8 pages of new text! The skeleton is the framework of the body. It supports, moves, and protects, allowing us to walk, run, jump, and swim. Eyewitness Skeleton brings its complexity and ingenuity of design vividly to life. Starting with the human skeleton, it explains how each set of bones functions. It examines in detail...

The theropod group of dinosaurs saw the biggest, fiercest predators that ever walked the Earth - and also some of the smallest, which were nevertheless incredibly deadly for their size. Hundreds of kinds of these killers existed through the Age of Dinosaurs, from about 230 to 66 million years ago. In this book, readers can learn all about the world in which these predators lived, their physical characteristics, and how they hunted and survived.

Follows the life cycle of a foal from the stallion and mare mating to the foal's birth and growing into a mature horse that can be trained to carry a rider or to pull a cart.