Steve Parker

Describes animals that have unusual characteristics, including the goldenrod crab spider, frilled lizard, Ecuador tree frog, and hoatzin.

Provides an overview of sharks, describing key characteristics of such species as the great white shark, blue shark, sand tiger shark, and whale shark.

We depend on oil for heat, light, and transportation. But did you know that plastics are made from oil? How about nail polish? Formed over millions of years from the remains of ancient life forms, oil and its by-products are huge parts of our daily lives. However, as a fossil fuel, oil creates pollution and contributes to the growing problem of climate change. The countries of North America have always had plentiful natural resources. But the exploitation...

Photographs and text explore the characteristics, habitats, and variety of fishes and other undersea life.

Discusses the differences between rocks and minerals, their formation and composition, how they are mined, how they are used now, and how they may be used in the future.

An overview of human anatomy and physiology covers every system of the human body, examining the structure and functions of organs, tissues, cells, muscles, and bones, and discusses more than two hundred diseases and disorders.