44 



THE BONES. 



more to the form of a fin than a wing, much resem- 

 bling the flappers of a turtle. 



The last bones which remain for consideration, are 

 those composing the legs and feet, which are the 

 more worthy of attention, inasmuch as to a certain 

 degree, upon these, and of the feet more especially, 

 depends the division or classification of birds. 



It is not, however, our intention to enter into 

 an explanation of what is called the anatomical 

 structure of these limbs, further than to point 

 out wherein they resemble or differ from our own, 

 and correct a very common mistake into which 

 inexperienced observers are apt to fall. "We sub- 

 join two figures, No. 1, representing the leg of a 

 man; No. 2, that of a bird; in which the corre- 

 sponding divisions of each are marked by similar 

 letters. 



