. A text-book of comparative physiology [microform] : for students and practitioners of comparative (veterinary) medicine. Physiology, Comparative; Veterinary physiology; Physiologie comparée; Physiologie vétérinaire. 1' 1 1, , If . ^ 'i i i j'lj j,( ^ i'l 1 1 I'M 1 ii lii i 1 1 1 ' i If i !{|| s 1 1 1 ' il â III â 1 1 1 1 i, - i 1 "^ 1 II 1 ^ 50 COMPARATIVE PHYSIOLOGY. and moral nature of man. Wallace believes that man's body has been derived from lower forms, but that his higher nature is the result of some unknown law of accelerated development; while Darwin, and those of his way of
. A text-book of comparative physiology [microform] : for students and practitioners of comparative (veterinary) medicine. Physiology, Comparative; Veterinary physiology; Physiologie comparée; Physiologie vétérinaire. 1' 1 1, , If . ^ 'i i i j'lj j,( ^ i'l 1 1 I'M 1 ii lii i 1 1 1 ' i If i !{|| s 1 1 1 ' il â III â 1 1 1 1 i, - i 1 "^ 1 II 1 ^ 50 COMPARATIVE PHYSIOLOGY. and moral nature of man. Wallace believes that man's body has been derived from lower forms, but that his higher nature is the result of some unknown law of accelerated development; while Darwin, and those of his way of thinking, consider that mau in his entire nature is but a grand development of powers existing in minor degree in the animals below him in the scale. Bnmmary.âEvery group of animals and plants tends to in- crease in numbers in a geometrical progression, and must, if unchecked, overrun the earth. Every variety of animals and rlants imparts to its offspring a general resemblance to itself, but with minute variations from the original. The variations of offsprings may be in any direction, and by accumulation constitute fixed differences by which a new group is marked off. In the determination of the variations that persist, the law of survival of the fittest Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Mills, Wesley, 1847-1915. New York : D. Appleton; London : Caxton House
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Keywords: ., bookauthormillswes, bookcentury1800, bookdecade1890, bookyear1890
