The book is written for the students of Zoology. During the course of evolution, animals evolved from one class to other. Particularly evolution occurred from Pisces to Mammals in the higher vertebrates. In evolution not only morphological but also anatomical changes occurred in animal body. It is interesting to observe anatomical changes in the vertebrate animals. This book will provide information of anatomical pattern in the animal body. It will also focus on structural and functional arrangement of systems like Integumentary, Digestive, Respiratory, Circulatory, Nervous, Excretory, Skeletal and sense organ. Book will focus on how same organ is comparatively different in the animal body.
