Surveys over 400 topics pertaining to the plant kingdom while providing a broad overview of the botany sciences, ecology, and other biological sciences.

Covers various aspects of zoology in four volumes, including the behavior, class, evolution, and physiology of both wild and domestic animals.

Ideal for high school, undergraduate, and general readers, this four-volume set offers accessible, easy-to-understand scientific information. The 385 entries focus on nonhumans from the animal kingdom-from insects to reptiles to mammals. Entries on species discuss notable anatomy and physiology, habitat, behavior, and reproduction and include a sidebar listing classification, geographical location, life span, and special anatomy. Other entries cover anatomy, behavior, and habitats. All entries begin with information about type of animal science, fields of study, and principal terms with brief definitions. Numerous subheads guide the reader through the text. Every essay ends with an annotated bibliography.