1 Zoology: An Evolutionary and Ecological Perspective
2 The Structure and Function of Animal Cells
3 Cell Division and Inheritance
4 Evolution: History and Evidence
5 Evolution and Gene Frequencies
6 Ecology: Preserving the Animal Kingdom
7 Animal Taxonomy, Phylogeny, and Organization
8 Animal Origins and Phylogenetic Highlights
9 The Basal Animal Phyla
10 The Smaller Lophotrochozoan Phyla
11 Molluscan Success
12 Annelida: The Metameric Body Form
13 The Smaller Ecdysozoan Phyla
14 The Arthropods: Blueprint for Success
15 The Pancrustacea: Crustacea and Hexapoda
16 Ambulacraria: Echinoderms and Hemichordates
17 Chordata: Urochordata and Cephalochordata
18 The Fishes: Vertebrate Success in Water
19 Amphibians: The First Terrestrial Vertebrates
20 Nonavian Reptiles: Diapsid Amniotes
21 Birds: The Avian Reptiles
22 Mammals: Synapsid Amniotes
23 Protection, Support, and Movement
24 Communication I: Nervous and Sensory Systems
25 Communication II: The Endocrine System and Chemical Messengers
26 Circulation and Gas Exchange
27 Nutrition and Digestion
28 Temperature and Body Fluid Regulation
29 Reproduction and Development

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