. The brain from ape to man; a contribution to the study of the evolution and development of the human brain. Brain; Evolution; Pongidae. TROGLODYTES GORILLA 625 so tmicli of the ajipcarancf to the animal upon which its reputation lor pug- nacity depends. It IS true tliat the hea\ v head, short thick neck and tremeii- ch)us arms create the imprt'ssion ol a |)eeiiharl\ t-lheient h<j;htm'i; machine,. .nn,;.,i, WTi,M<r,.( Wi;.M.,n ...I •. .,< u : •:! 11 FIG. 2~6. LAKGE MALE GORILLA KILLED IN THE AEKICAN CONGO. which, howfNcr, has one great inherent weakness in thi- iinperU'ct de\


. The brain from ape to man; a contribution to the study of the evolution and development of the human brain. Brain; Evolution; Pongidae. TROGLODYTES GORILLA 625 so tmicli of the ajipcarancf to the animal upon which its reputation lor pug- nacity depends. It IS true tliat the hea\ v head, short thick neck and tremeii- ch)us arms create the imprt'ssion ol a |)eeiiharl\ t-lheient h<j;htm'i; machine,. .nn,;.,i, WTi,M<r,.( Wi;.M.,n ...I •. .,< u : •:! 11 FIG. 2~6. LAKGE MALE GORILLA KILLED IN THE AEKICAN CONGO. which, howfNcr, has one great inherent weakness in thi- iinperU'ct de\c'lop- ment ol the legs and feet. Tlu' animal is ahle to assume the u|)right position and walks thus in an aw kward maiiiu'r, using the great arms to aid in balanc- ing. In the main, howfxer, it goes upon all lours, partieularl\ when desirous ol making speed through the underhrush or climbing among the trei's. It rises upon its hindlegs iargelx for pur|)oses ol inspection, in order to make a sur\ev ol the surrounding territory through which it may be traveling. \\ hether it assumes the erect posture when charging to an attack, or sim])ly stands upright in combat in order to permit tlu' freer ust' of its great l^owcr in the u|)|)er extremity, is a c|uestion which has not \ft been dccicK' 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 Tilney, Frederick, 1875-1938; Riley, Henry Alsop, 1887-. New York, P. B. Hoeber, inc.


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Keywords: ., bookcentury1900, bookdecade1920, booksubjectbrain, booksubjectevo