Table of Contents
   Prefacep. xi
   Introductionp. xv
   What Is Evolution?p. 1
   Written in the Rocksp. 20
   Remnants: Vestiges, Embryos, and Bad Designp. 55
   The Geography of Lifep. 86
   The Engine of Evolutionp. 111
   How Sex Drives Evolutionp. 144
   The Origin of Speciesp. 168
   What About Us?p. 190
   Evolution Reduxp. 221
   Notesp. 235
   Glossaryp. 247
   Suggestions for Further Readingp. 251
   Referencesp. 257
   Illustration Creditsp. 271
   Indexp. 273