As a part of life sciences, anatomy refers to the study of structure of living organisms and their body parts. It uses the elements of evolutionary biology, embryology, phylogeny, comparative anatomy, etc. to study, analyze and understand the structure of living beings. Animal anatomy refers to the study of structure of animals. It includes understanding animal tissues, vertebrate anatomy, arthropod anatomy, etc. This book is a compilation of chapters that discuss the most vital concepts in the field of animal anatomy. It outlines the processes and applications of this field in detail. This textbook is meant for students who are looking for an elaborate reference text on animal anatomy.