Contents -- List of Symbols -- 1. Communication in a Lilliputian World -- 1.1 Communication, Signals, and Cues -- 1.2 Scope and Coverage -- 2. Signal Theory and the Language of Communication -- 2.1 Channels, Signals, and Signal Characters -- 2.2 Peripheral and Central Filters -- 2.3 Sensory Adaptation and the Perception of Relative Intensity -- 2.4 Noise and the Signal: Noise Ratio -- 2.5 Information -- 2.6 Reliability, Repeatability, and Redundancy -- 3. Chemical Signaling and the Olfactory Channel -- 3.1 Sexual Advertisement: Organic Lures and Beacons -- 3.2 Courtship: Volatile Aromas as Reliable Indicators -- 3.3 Nascent Sociality: Conspecific Cuing, Mass Attacks, and Swarms -- 3.4 Social Behavior: Royalty and Altruists -- 3.5 Social Behavior: Discriminating Insiders from Outsiders -- 3.6 Social Behavior: A Call to Arms -- 3.7 Social Behavior: Recruitment Trails -- 3.8 Synopsis -- 4. Sound and Vibration and the Mechanical Channel -- 4.1 What Is the Mechanical Channel? -- 4.2 Signal Transmission: Friction, Tymbals, Percussion, Vibration, and Tremulation -- 4.3 Signal Reception: Membranes and Hairs -- 4.4 Functions and Adaptations: Sexual Advertisement, Aggression, and Social Interaction -- 4.5 Origins and Limitations -- 5. Bioluminescence and Reflected Light and the Visual Channel -- 5.1 The Nature of Light -- 5.2 Signaling Along the Visual Channel -- 5.3 Mechanisms of Visual Reception -- 5.4 Perceptual Influences on Optical Signal Design -- 6. Sexual Selection and the Evolution of Signals -- 6.1 Exploitation of Receiver Bias -- 6.2 Coevolutionary Mechanisms -- 7. Signal Evolution: Modification and Diversification -- 7.1 Genetic Coupling? -- 7.2 Aberrant Signals and Preferences: Conducive Factors and Toleration -- 7.3 Are Complex and Multi-modal Signals Favored? -- Notes -- References -- Glossary -- A -- B -- C -- D -- E -- F -- G -- H -- I.

J -- K -- L -- M -- N -- O -- P -- R -- S -- T -- W -- Taxonomic Index -- A -- B -- C -- D -- E -- F -- G -- H -- I -- L -- M -- N -- O -- P -- R -- S -- T -- U -- V -- X -- Z -- Subject Index -- A -- B -- C -- D -- E -- F -- G -- H -- I -- J -- K -- L -- M -- N -- O -- P -- Q -- R -- S -- T -- U -- V -- W -- Y.