Biological principles: Zoology, an ecological and evolutionary perspective; Cells, tissues, organs, and organ systems; Cell division and inheritance; Evolution, a historical perspective; Evolution and gene frequencies; Ecology, preserving the animal kingdom ;
Animal-like protists and animalia: Animal classification, phylogeny, and organization; Animal like-protists, the protozoa; Multicellular and tissue levels of organization; Triploblastic, Acoelomate body plan; Psudocoelomate body plan, aschelminths; Molluscan success; Annelida, the metameric body form; Arthropods, blueprint for success; Hexapods and myriapods, terrestrial triumphs; Echinoderms; Hemichordata and invertebrate chordates; Fishes, vertebrate success in water; Amphibians, the first terrestrial vertebrates; Reptiles, the first amniotes; Birds, feathers, flight, and endothermy; Mammals, specialized teeth, endothermy, hair, and viviparity ;
Form and function, a comparative perspective: Protection, support, and movement; Communication I, nervous and sensory systems; Communication II, the endocrine system and chemical messengers; Circulation and gas exchange; Nutrition and digestion; Temperature and body fluid regulation; Reproduction and development; Chemical basis of animal life; Energy and enzymes, life's driving and controlling forces; How animals harvest energy stored in nutrients; Embryology; Animal behavior ;
Glossary.