Chapters in this book

1. Frontmatter i
2. PREFACE vii
3. CONTENTS ix
4. I INTRODUCTION AND BACKGROUND 1
5. II PRELIMINARY EXPERIMENTS COLLECTION OF INSECTS LOCATED BY SOUND 12
6. III MECHANISM OF SOUND PRODUCTION BY INSECTS 28
7. IV APPARATUS AND METHODS 48
8. V TABULATION OF INSECTS STUDIED 87
9. VI CRICKETS 92
10. VII CRICKETS 117
11. VIII CRICKETS 135
12. IX KATYDIDS 154
13. X KATYDIDS 193
14. XI LOCUSTS 225
15. XII CICADAS 270
16. XIII CALCULATION OF WING RESONANCE 279
17. XIV BIRDS AND BATS 289
18. APPENDIX THE PERFORMANCE OF THE APPARATUS 301