THE PIG 247 
and deeply set, and the ears are large and upright. Hach 
leg ends in four toes—the two front ones carrying hard 
horny hoofs on which the animal walks—the hind pair are 
smaller and do.not reach the ground in walking. 
Shape, covering, and what they teach. The 
domestic Pig is usually kept in a sty, and has no special 
need for a tough skin and tapering pointed body. In its 
wild state however, these are extremely useful, enabling it 
to burrow without injury through the dense and_ prickly 
ee SERS 
LBGE 
AV = SS 
4A 
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Fig. 145.—Skull of Pig. 
(a4) Incisor teeth; (b) Tusks; (c) Molar teeth. 
undergrowth where the animal is usually found. The skin 
is further protected by a covering of stiff elastic bristles 
which grow thickly round the small deep-set eyes, and go 
guard them from injury. The shape and covering then 
tell us that the animal in its wild state lives in the bush 
or jungles where the thickets are dense. 
The jaws and teeth. The mouth is large, and the 
immensely strong jaws are well furnished with teeth. In 
