Animal Behaviour

This book is intended as a reference book for biological students in bio field. The present book, Animal biology, is the scientific study of animals, including their classification, structure, function, evolution, and interaction with their environment. It is a branch of biology that examines the vast diversity of the animal kingdom, from individual organisms to their ecological roles. This field encompasses various sub-disciplines, such as anatomy, physiology, and taxonomy. This book also serves as an excellent pathway for students intending to pursue graduate study. I am thankful to god, my wife and my parent. I also give great thanks to my institution for their full support to publish this book.