EvolutionDrenched in SymbolismA dazzling record of prehistoric carvings and paintings testifies to the cognitive complexity of our speciesBy Ian Tattersall on July 1, 2003AdvertisementABOUT THE AUTHOR(S)Recent Articles by Ian TattersallThe Most Momentous Year in the History of PaleoanthropologyNew Twist Added to the Role of Culture in Human EvolutionHow We Came to Be Human