Social Predation

Preface

Part A: Predators

Chapter 1. Finding and Exploiting Food in Groups

Abstract

1.1 Introduction

1.2 Benefits of Group Foraging

1.3 Costs of Group Foraging

1.4 Concluding Remarks

Chapter 2. Producing and Scrounging

Abstract

2.1 Introduction

2.2 Definition

2.3 The Basic Producing and Scrounging Model

2.4 New Theoretical Developments

2.5 Empirical Evidence

2.6 Concluding Remarks

Part B: Prey

Chapter 3. Antipredator Ploys

Abstract

3.1 Introduction

3.2 Antipredator Ploys

3.3 Are Antipredator Ploys Effective?

3.4 Concluding Remarks

Chapter 4. Antipredator Vigilance: Theory and Testing the Assumptions

Abstract

4.1 Introduction

4.2 What Vigilance Is and How It Is Measured

4.3 Theoretical Background

4.4 Validity of the Assumptions

4.5 Concluding Remarks

Chapter 5. Antipredator Vigilance: Detection and the Group-Size Effect

Abstract

5.1 Introduction

5.2 Increased Detection in Groups

5.3 Decreased Vigilance in Larger Groups

5.4 Vigilance When Predation Risk Is Negligible

5.5 Concluding Remarks

Chapter 6. The Selfish Herd

Abstract

6.1 Introduction

6.2 New Theoretical Developments

6.3 Empirical Evidence

6.4 Concluding Remarks

Part C: General Considerations

Chapter 7. Group Size and Composition

Abstract

7.1 Introduction

7.2 Optimal Group Size

7.3 Group Composition

7.4 Proximate Mechanisms

7.5 Concluding Remarks

Chapter 8. Mixed-Species Groups

Abstract

8.1 Introduction

8.2 What Is a Mixed-Species Group?

8.3 The Formation of Mixed-Species Groups

8.4 Large-Scale Synthesis in Avian Flocks

8.5 Evolution of Traits Associated with Mixed-Species Groups

8.6 Concluding Remarks

Chapter 9. Evolutionary Issues

Abstract

9.1 Introduction

9.2 Co-Evolution between Predators and Prey

9.3 Evolution of Social Predation

9.4 Concluding Remarks

Conclusion

What Have We Learned?

Where Do We Go from Here?

Predators

Prey

Predators and Prey

General Issues

Narrow Taxonomic Focus

Narrow Explanations

Narrow Assumptions

References

Index

Colour Plates