00785cam a22002294a 450000100090000000300020000900500170001100800410002801000170006902000360008604000180012204200080014005000230014824501160017126000570028730000350034450400640037965000240044365000210046765000220048870000450051012194438O20141008120508.0001003s2001    mauab    b    001 0 eng    a   00050581   a0674004604 (cloth : alk. paper)  aPULcPULdPUL  apcc00aQL737b.P9T75 200100aTree of origin :bwhat primate behavior can tell us about human social evolution /cFrans B.M. de Waal, editor.  aCambridge, Mass. :bHarvard University Press,c2001.  a311 p. :bill., maps ;c24 cm.  aIncludes bibliographical references (p. 277-300) and index. 0aPrimatesxBehavior. 0aHuman evolution. 0aSocial evolution.1 aWaal, F. B. M. deq(Frans B. M.),d1948-