174 



MAMMALIA. 



Pigs next the largest. Each Pig will keep to one and the same 

 teat diu-ing the whole of the suckling period. When the number 



'.Ci[vcilKii 



Fig. 41.— Craonaise race {Boca-'), 



of young ones exceeds the number of teats, the smallest animals 

 are destroyed. It is necessary, moreover, to keep a constant watch 



"'■i^^^s.- 



-"^-"•^L*' 



'^:iAs»*4M>*^' 



Fig. 42.— Perigord race (^Boar). 



over the mother during the time she is having her litter, for she 

 sometimes is so unnatural as to eat her progeny. 



Our object is not to dwell here at any length on the rearing, 



