...animals can throw light on one of the highest psychical faculties of man. The following proposition seems to me in a high degree probable — namely,...any animal whatever, endowed with well-marked social instincts,5 would inevitably acquire a moral sense or conscience, as soon as 1 ' Metaphysics of Ethics,'...

...was the most important difference between man and the lower animals, but he advanced the proposition that 'any animal whatever, endowed with well-marked...well developed, or nearly as well developed, as in man'.17 In other words, he tried to work out an empirical natural history of ethics, in which the most...

...community' (Darwin 1871, i, p. 97). To this add intelligence and the result is full-fledged morality: 'any animal whatever, endowed with well-marked social...developed, or nearly as well developed, as in man' (Darwin 1871, i, pp. 71-2). Other animals go so far as to act as sentinels, groom one another, hunt...

...and language. "The following proposition seems to me in a high degree probable," Darwin writes, " — namely that any animal whatever, endowed with wellmarked...soon as its intellectual powers had become as well, or nearly as well developed, as in man" (471-71). As soon as the mental faculties had become highly...

...endowed with well-marked social instincts, the parental and filial affections being here included, would inevitably acquire a moral sense or conscience,...soon as its intellectual powers had become as well, or nearly as well developed as in man" (DOM, p. 472). In effect, he supported this position by four...

...endowed with well-marked social instincts, the parental and filial affections being here included, would inevitably acquire a moral sense or conscience as soon as its intellectual powers had been as well, or nearly as well developed as in man." For he further recognized that human morality...

...whatever, endowed with wellmarked social instincts, the parental and filial affections being here included, would inevitably acquire a moral sense or conscience,...soon as its intellectual powers had become as well, or nearly as well developed, as in man. '39 He then catalogued a vast array of examples of sociability...

...animals, the moral sense or conscience is by far the most important. . . . The following proposition seems to me in a high degree probable — namely, that any animal whatever, endowed ETHICS IN SCIENCE 319 with well-marked social instincts, the parental and filial affection being here...

...controlling them. This would involve moral thinking. Darwin therefore thought it 'exceedingly likely that any animal whatever, endowed with well-marked...conscience, as soon as its intellectual powers had become as well-developed, or anything like as well-developed, as in man. '(72) The power of thought, if it once...

...of Darwin's observation in 1871 in The Descent of Man. The following proposition seems to me to be in a high degree probable — namely, that any animal...whatever, endowed with well-marked social instincts, the parental and filial affections being here included, would inevitably acquire a moral sense or conscience,...