The book investigates the chemical and physical mechanisms behind the coloration of animals. It delves into the biochemical processes that produce pigments and the structural properties of animal tissues that create iridescent and other structural colors. The work aims to provide a comprehensive understanding of how animals achieve their diverse and vibrant appearances, drawing on principles from chemistry, physics, and biology.

This work is recognized as a foundational text in the study of animal coloration, synthesizing complex biochemical and physical principles. It is valued for its detailed exploration of pigment chemistry and the physics of structural color. The book is considered a comprehensive resource for researchers and students in zoology, biochemistry, and evolutionary biology, offering a thorough examination of the subject matter.