Abstract:
Chapter Outline30.1 Introduction30.2 Overview of Division of Labor in Insect Societies 30.2.1 Division of Labor for Reproduction 30.2.2 Division of Labor among Workers 30.2.3 Primitive and Advanced Eusociality30.3 Insect Hormones That Influence Division of Labor30.4 Endocrine Signaling in Reproductive Division of Labor 30.4.1 JH and Reproductive Division of Labor 30.4.2 Ecdysone and Reproductive Division of Labor 30.4.3 Nutrition and Metabolic Factors Influencing Reproductive Division of Labor 30.4.4 Biogenic Amines and Reproductive Division of Labor30.5 Endocrine Influences on Division of Labor Among Workers: Behavioral Maturation 30.5.1 Juvenile Hormone and Behavioral Maturation 30.5.2 Ecdysone and Behavioral Maturation 30.5.3 Nutrition and Metabolic Factors Influencing Behavioral Maturation 30.5.4 Biogenic Amines and Behavioral Maturation30.6 Endocrine Influences on Division of Labor Among Workers: Morphologically Distinct Castes 30.6.1 Juvenile Hormone and Worker Caste Differentiation 30.7 The Transcriptomic Architecture Linking Endocrine Signaling and Behavioral State30.8 Evolutionary Perspectives 30.8.1 Endocrine-Related Signatures of Selection 30.8.2 Speculation on the Evolution of Division of Labor: A Neuroendocrine Perspective 30.8.3 Level One: Incipient Societies and Endocrine-Mediated Social Inhibition among Adults 30.8.4 Level Two: Pre-Adult Endocrine-Mediated Social Inhibition30.8.5 Level Three: Pre-Adult, Endocrine-Mediated Social Inhibition Enhanced by DisruptiveSelection 30.8.6 Level Four: Division of Labor among Adult Workers and its Regulation by Endocrine-Mediated Social Inhibition30.8.7 Level Five: Division of Labor among Morphologically Distinct Adult Workers and ItsRegulation by Pre-Adult, Endocrine-Mediated Social Inhibition30.8.8 Concluding Remarks