| Acknowledgments | |
| 1 | Introduction: The Guppy as a Model System | 3 |
| 2 | Reproductive Biology and Sexual Behavior | 29 |
| 3 | Choosy Females and Competing Males: Mechanisms of Sexual Selection | 45 |
| 4 | Male Courtship Behavior | 80 |
| 5 | Evolution of Female Choice 1: Direct Selection, Adaptive Plasticity, and Sensory Drive | 104 |
| 6 | Evolution of Female Choice 2: Indirect Selection, Variation, and Correlations | 123 |
| 7 | Summary and Prospects | 155 |
| Appendix | Experimental Methods: How to Build a Better Bordello | 165 |
| References | 177 |
| Author Index | 201 |
| Subject Index | 205 |
| Taxonomic Index | 209 |