Cover -- Half-title -- Title -- Copyright -- Dedication -- Contents -- Preface -- Acknowledgements -- 1 The microscopic horse -- 2 What steers evolution? -- 3 Darwin: pluralism with a single core -- 4 How to build a body -- 5 A brief history of the last billion years -- 6 Preamble to the quiet revolution -- 7 The return of the organism -- 8 Possible creatures -- 9 The beginnings of bias -- 10 A deceptively simple question -- 11 Development's twin arrows -- 12 Action and reaction -- 13 Evolvability: organisms in bits -- 14 Back to the trees -- 15 Stripes and spots -- 16 Towards 'the inclusive synthesis' -- 17 Social creatures -- Glossary -- References -- References to Chapter 1 -- References to Chapter 2 -- References to Chapter 3 -- References to Chapter 4 -- References to Chapter 5 -- References to Chapter 6 -- References to Chapter 7 -- References to Chapter 8 -- References to Chapter 9 -- References to Chapter 10 -- References to Chapter 11 -- References to Chapter 12 -- References to Chapter 13 -- References to Chapter 14 -- References to Chapter 15 -- References to Chapter 16 -- References to Chapter 17 -- Index.