CK... ER m 



> HEX we look at a living bird, we see only : -?, 



-^om. and skin, and we sometimes forget that 

 hidden t»eneath all these are manv b<:»nes. — "he 



irameworii of the tKKly. If we wish lo alter the st; 

 architecmre of a house, we need only to : ^- r ex- 

 terior, columns, arches and windows. whL - sione 

 foundation and brick walls may remain as they are. So 

 in fashioning new forms of life. Xatore has of:c_ tiered 

 the covering, and even the muscles and organs. :' rJ- 

 mf\U to such an extent thai we w- ' ' * ;_ ; - 



as to the relauons of these creatiu^s. were it not for the 

 imderiying bones, which are sc» deeply seated that they 

 react less slowly to changes in the outside lif^. If a z^_. 

 a lizard, a bird, a whale, and a man shou^v. ^ ^resented 

 to us for classification, w- n 'zht well hesitate ur:' — e 

 had seen their }:x:»nes. wh : ~ -: 



the same moulded type numing through alL 



The study of the skeleton, or Osteol ogy, is like all 

 other 'ologies: it can c-e made as dry as l_v r^ them- 

 selves: or the very opposite, by leaving the r :^ r details 

 and less important particulars to text-t»ooKs. ciivxising 

 onlv the most significant facts. O v smile at the 



