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creatures often remotely situated one from the other in the Animal 

 Kingdom ; that these relations often appear subtle and irrespective 

 of functional similarity ; and that whilst their finai cause \vill pro- 

 bably ever reraain unkuown to man, \ve cannot consider them with- 

 Gut deeply appreciating the order, the unity and dependence which 

 prevail throughout all parts of nature. Edw. Fry. 



