04 The Wilson Bulletin — No. 78. 



review of fhe work already done by others. " The author agrees 

 with Edinger ('08a), that a sense of smell should be expected to 

 occur in birds," and "with Turner ('91), that the great reduction 

 of the olfactory organs which has occurred in the higher birds 

 would seem to indicate that the development of keen vision in 

 birds in being accompanied by a degeneration of the olfactory 

 sense whidh may result in it® total loss, eventually." " In the 

 author's judgment, the results of the ring dove experiments war- 

 rant the conclusion that the behavior of some birds at least may 

 be affected by olfactory stimuli." The paper thus furnishes a 

 refutation of the contention that birds have no sense of smell, but 

 it leaves open the question as to (how large a part this sense plays 

 In the life of the bird. l. j. 



