TY - BOOK AU - Waal,F.B.M.de TI - Good natured: the origins of right and wrong in humans and other animals SN - 0674356608 (alk. paper) AV - BJ1335 .W33 1996 U1 - 599.0524 20 PY - 1996/// CY - Cambridge, Mass. PB - Harvard University Press KW - Ethics, Evolutionary KW - Animal behavior KW - Human behavior KW - Ethics N1 - Includes bibliographical references (p. [256]-279) and index ER -