7S ANIMAL MKCHAMSM. 



under tho influence of more extended movements, acquire a 

 L-re.iter length ' J . Can we see a displacement of the tendinous 

 attachments of the muscles to the skeleton, under the influence 

 of changes in the force of muscular traction ? Such is the second 

 proUem which wo propose to ourselves, and which experiment 

 should 1)0 called on to determine. 



FH: ]5. MiisHes of tlic tlifch of tlic foiuta TCcrtii-; intrrniis. inserted 



I'rnin tlin kni-r. ;iliiinst cntirrly \vitliiiul tciiilcni The 



s:irlnriu-i li:ivii ^ its M]|n>rinr ntt:icliinriit vrry f.ir fn>ni tin 1 ru\n fi umivil 



art ii MI lit ion, ii:i- v.-i-y extended movements ; it imi.-s. s in o.nsi .|\K'H ( 

 a great Iciigtli df n x d tiliru, :uid not of tendon. 



'I II I IM \ 1 I.OI'.MI.NT THKORY. 



The nafur.d sciences have derived at the present day a 

 impulse from tho influence of the ideas of Darwin. 



