Digestion. 



117 



I include the last horse to illustrate a point of some little 

 importance in the feeding of animals. For eighteen months 

 d d 



Yig. 9. —Longitudinal Section op the Horse's Stomach, 

 showing the arrangement op the food according to the 

 order in which it was received. 



In each case ce. is the oesophagus,^?/., pylorus ; d, the left sac ; v, the 

 fundus. /. Hay first, followed by oats : b, the hay ; a, the oats ; 

 the latter are passing along the lesser curvature and escaping with 

 the hay at the pylorus. II. Oats first, followed by hay : a, the 

 oats ; b, the hay. Ill The order of three successive feeds : c, the 

 the first feed ; b, the second ; a, the first (Ellenberger). 



this horse had never tasted corn, having been fed on a 

 patent food ; a sudden change in diet is the explanation 



