50 MAN AND APES. 



the individuals vary so remarkably that the 

 number of species has been as yet by no 

 means satisfactorily determined. 



The common brown Sapajou, or Capuchin 

 (Fig. 25), and the yellow-breasted kind (Fig. 

 26) may be mentioned as examples. 



The Sapajous make good pets, being both 

 lively and gentle ; their voice, moreover, is 

 attractive, having a gentle and pleasing flute- 

 like sound. 



The Howling Monkeys (Mycetes) are slug- 

 gish and, apparently, stupid animals. They 

 have long and very prehensile tails (Fig. 27) ; 

 but, as their name implies, it is their power of 

 voice which particularly distinguishes them. 



They have longish thumbs, and their muzzles 

 are more produced than are those of any other 

 of the Cebidce ; so that they may be considered, 

 as it were, to be the Baboons of the New 

 World, as the Spider Monkeys are its Gib- 

 bons. 



The Howlers are strictly arboreal in their 

 habits, and especially frequent the forests of 



