Lundgren, Julie K

Discusses the work of skeletons and exoskeletons in humans and animals. Features color photographs, an activity, a quiz, a glossary, and further resources.

Simple text and photographs introduce the concept of plant life cycles.

Presents facts about how people eat and digest their food, and includes information about the digestive systems of plant- and meat-eating animals.

An introduction to owls that describes how they hunt, care for their young, and build a nest, and discusses threats to their well-being.

Introduces characteristics of animal ecosystems.

Explains how animals adapt over many years and looks at the ways in which various animals have changed to survive in different environments.

Readers will learn how to hunt safely and what guidelines and preparations must be followed.

Provides an introduction to hiking, discussing equipment, trails and adventures, safety, and trail care.

Discover why so many love to fish and explore different types of techniques and equipment that are used.