00509pamaa2200157 4500 0000020220 20131030090000.0 0192177753 171.7 RAC B818 RAC 1990 RACHELS Created from animals : the moral implications of Darwinism James Rachels. Oxford: Oxford University Press, 1990. 245 p.; 23 cm. Includes bibliographical references (p. 235-241) and index Evolution -- Moral and ethical aspects