COMPARATIVE WEIGHTS OF THE KIDNEYS. 



125 



Comparative Weights of the Kidneys of Animals. 



The following conclusions may be derived from this table: — 

 1. The kidneys of Ophidians and Saurians are much larger relatively than those 

 of the Chelonians. This difference will be readily understood by a comparison of 

 the habits and vital and physical constitution of these two classes. 



