Animal Vocal Communication: A New Approach Book

	Preface
	Acknowledgments
	Prologue	1
1	Overview of ideas	13
1.1	An evolutionary approach: ultimate questions	13
1.2	An evolutionary approach: proximate questions	32
2	The roles of assessment and management in communication	48
2.1	Placing assessment on a par with management	48
2.2	Management as regulation: applying the pragmatic, self-interested logic of natural selection in both proximate and ultimate time scales	55
2.3	The structure and functioning of assessment and management systems	58
2.4	Rejoining proximate and ultimate: implications for vocal communication	91
2.5	The interplay between assessment and management in multiple time frames	94
3	Form and function in vocal communication	101
3.1	Consequences, society, fighting, and the origin of vocal communication	101
3.2	The origin of vocal communication: expressive size symbolism and the motivation-structural code	105
3.3	The motivation structural code in birds and mammals: beyond size symbolism	112
3.4	The motivation-structural code	113
3.5	Ontogeny, asymmetries, and the motivation structural code	125
3.6	A mammalian vocal specialty	126
3.7	Long-distance signals and communication	128
3.8	Development of the ranging hypothesis for distance estimation	142
3.9	Ranging, the arms race between manager and assessor, and the learning of long-distance signals in birds	146
4	Mechanisms and proximate processes of vocal communication	161
4.1	Perception	162
4.2	Motivation	170
4.3	Emotion	183
4.4	Cognition	193
4.5	Development	212
5	Assessment/management: a viable replacement for the information concept	228
5.1	Why the informational perspective is inadequate	228
5.2	Comparing approaches: examples from the Prologue	235
5.3	Assessment and management under natural and sexual selection	247
5.4	The mechanisms of communication	251
	References	253
	Index	283