Chapter 1: Evolutionary and Ecological Perspective of Zoology

Chapter 3: Cell Division and Inheritance

Chapter 4: Evolution: a Historical Perspective

Chapter 5: Evolution and Gene Frequencies

Chapter 7: Animal Classification, Phylogeny and Organization

Chapter 23: Protection, Support and Movement

Chapter 24: Communication I: Nervous and Sensory Systems

Chapter 25: Communication II: The Endocrine System and Chemical Messengers

Chapter 26: Circulation and Gas Exchange

Chapter 27: Nutrition and Digestion

Chapter 28: Temperature and Body Fluid Regulation

Chapter 29: Reproduction and Development

Chapter 34: Animal Behavior