532 



PATAGONIAN EXPEDITIONS I ZOOLOGY. 



Immature males are like the females, except that the ash-white of the 

 wings is not attained until the second or possibly the third year ; they 

 have at this period a nasal caruncle but no wattles, the head except for the 

 caruncle being like that of the female. 



FIG. 267. 



Vultur gryphus. 



Immature male. Drawn from a live bird in the collection at Central 

 Park, New York. About one-third natural size. 



Young birds of the first year are dull brownish black all over and have 

 the head much as in the adult female ; the brownish shade is pronounced, 

 there being no tinge of black, but sometimes the ash-white part of the wing 



