Contents

Introduction
Design and Construction of Microphones for Airborne Ultrasound
Bat Detectors
Signal Analysis
Design and Construction of an Analog Computer for Generating Ambiguity Diagrams for Bat Sonar Signals
Social and Communication Calls by Rhinolophus ferrumequinum
Social and Communication Calls by Other Bats
Conclusions
A Survey of Craseonycteris thonglongyai in Western Thailand

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