172 
MAMMALIA. 
[Chap. V. 
mals, in their periodical migrations in search of forage 
and water ; and the vicinity of a stream is indispensable, 
not only for the supply of the elephants during the time 
spent in inducing them to approach the enclosure, but 
to enable them to bathe and cool themselves throughout 
the process of training after capture. 
In constructing the corral itself, care is taken to 
avoid disturbing the trees or the brushwood within the 
included space, and especially on the side by which the 
elephants are to approach, where it is essential to con- 
ceal the stockade as much as possible by the density of 
the foliage. The trees used in the structure are from 
ten to twelve inches in diameter ; and are sunk about 
three feet in the earth, so as to leave a length of from 
twelve to fifteen feet above ground ; with spaces between 
each stanchion sufficiently wide to permit a man to glide 
through. The uprights are made fast by transverse 
beams, to which they are lashed securely by ratans and 
GROUND PLAN OF A CORRAL, AND METHOD OF FENCING IT. 
flexible climbing plants, or as they are called "jungle 
ropes," and the whole is steadied by means of forked 
