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Evolutionary Ecology of Parasites:
(Second Edition)
Robert Poulin

Book Description | Reviews
Chapter 1 [HTML] or [PDF format]

TABLE OF CONTENTS:

Preface ix

Chapter 1 Introduction 1

1.1 The Evolutionary Ecology Approach 2
1.2 Scope and Overview 4

Chapter 2 Origins of Parasitism and Complex Life Cycles 8

2.1 Transitions to Parasitism 8
2.2 Specialization of Parasites 11
2.3 Complex Life Cycles: Historical Contingency or Adaptation? 14
2.3.1 Increases in Life-Cycle Complexity 14
2.3.2 Abbreviation of Complex Life Cycles 21
2.4 Evolutionary Consequences of Complex Life Cycles 25
2.4.1 Transmission and Infection 26
2.4.2 Sexual Reproduction 35
2.5 Conclusion 40

Chapter 3 Host Specificity 41

3.1 Measuring Host Specificity 41
3.2 Host-Parasite Coevolution and Host Specificity 48
3.2.1 Macroevolutionary Patterns 48
3.2.2 Microevolutionary Processes 54
3.3 Determinants of Host Specificity 60
3.4 Observed Patterns of Host Specificity 63
3.5 Conclusion 69

Chapter 4 Evolution of Parasite Life-History Strategies 70

4.1 Phenotypic Plasticity and Adaptation 71
4.2 Parasite Body Size 73
4.2.1 Changes in Size as Adaptations to Parasitism 73
4.2.2 Correlates of Body Size 79
4.2.3 Sexual Size Dimorphism in Parasites 85
4.3 Parasite Age at Maturity 87
4.4 Egg Production in Parasites 88
4.4.1 Correlates of Fecundity 89
4.4.2 Trade-offs and Strategies of Egg Production 90
4.5 Conclusion 95

Chapter 5 Strategies of Host Exploitation 96

5.1 The Evolution of Virulence 97
5.1.1 The Theory 98
5.1.2 Empirical Tests 102
5.2 Parasitic Castration and Host Gigantism 110
5.3 Manipulation of Host Behavior by Parasites 114
5.3.1 Adaptive Manipulation? 115
5.3.2 Evolution of Host Manipulation 121
5.3.3 Host Manipulation in a Multispecies Context 126
5.4 Manipulation of Host Sex Ratio by Parasites 130
5.5 Conclusion 132

Chapter 6 Parasite Aggregation: Causes and Consequences 134

6.1 Measuring Parasite Aggregation 135
6.1.1 Indices of Aggregation 135
6.1.2 Problems with the Measurement of Aggregation 139
6.2 Natural Patterns of Aggregation 141
6.3 Causes of Aggregation 144
6.4 Consequences of Aggregation 150
6.4.1 Effective Population Size and Genetic Diversity 151
6.4.2 Sex Ratio 154
6.4.3 Macroevolutionary Phenomena 158
6.5 Conclusion 159

Chapter 7 Parasite Population Dynamics and Genetics 160

7.1 Models of Parasite Population Dynamics 161
7.2 Density-Dependent Regulation 166
7.3 Selected Examples of Population Studies 172
7.3.1 The Cestode Bothriocephalus acheilognathi 172
7.3.2 The Nematode Cystidicola cristivomeri 173
7.3.3 The Nematode Cystidicoloides tenuissima 174
7.3.4 The Acanthocephalan Acanthocephalus tumescens 175
7.4 Patterns of Parasite Abundance 177
7.5 Genetic Structure of Parasite Populations 179
7.6 Conclusion 186

Chapter 8 Interactions between Species and the Parasite Niche 188

8.1 Numerical Responses to Competition 189
8.2 The Parasite Niche 194
8.3 Functional Responses to Competition 195
8.4 Evolutionary Niche Restriction 203
8.5 Conclusion 207

Chapter 9 Parasite Infracommunity Structure 209

9.1 Species Richness of Infracommunities 210
9.2 Nestedness in Infracommunities 215
9.3 Species Associations among Infracommunities 220
9.4 Species Recruitment and Infracommunity Structure 224
9.5 Species Abundance and Biomass in Infracommunities 227
9.6 Conclusion 231

Chapter 10 Component Communities and Parasite Faunas 233

10.1 Richness and Composition of Component Communities 234
10.2 Evolution of Parasite Faunas 241
10.3 Species Richness of Parasite Faunas 245
10.4 Biogeography of Parasite Diversity 253
10.5 Host Specificity and the Composition of Parasite Faunas 257
10.6 Conclusion 260

Chapter 11 Conclusion 262

11.1 Environmental Changes and Parasite Evolutionary Ecology 263
11.2 Parasite Control and Parasite Evolutionary Ecology 265
11.3 Future Directions 267

References 271
Index 325

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File created: 11/11/2014

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