56 APES, MONKEYS, AND LEMURS 



are bestowed upon them. In the Zoological Gardens at Calcutta, gibbons thrive 

 excellently ; and one, kept there some twelve years ago, was accustomed to make his 

 presence known to people living more than a mile away by the loudness of his morn* 

 ing and evening cries. 



Habits 



THE WHITE-HANDED GIBBON. 



All the gibbons are thoroughly arboreal in their habits ; and in the 

 rapidity of their movements among the trees they offer a marked con- 

 trast to the more deliberate and somewhat sluggish motions of the orang. So rapid 

 and lightning-like are these movements that one species the hoolock has been 

 observed when in captivity at Calcutta, to catch birds on the wing that had flown 



