GREAT-HORNED OWL. 



395 



The oesophagus, Fig. 1, a be, of which the walls are extremely thin, 

 Fig. 1. Fig. 2. 



although its transverse musculai" 

 fibres are very distinct, is at the 

 commencement two inches in 

 width, in the rest of its extent 1^ 

 inch, its length 8^ inches. The 

 stomach, (?, is very large, of a round- 

 ish form when distended, 3 inches 

 long, 2| inches broad ; its walls 

 are extremely thin, its muscular 

 coat composed of distinct fasciculi, its inner surface smooth. The con- 

 tents are several small birds which have been swallowed entire, and 

 the remains of a squirrel. The proventricular glands occupy a belt 1 

 inch in breadth, and are very small, being only 1 twelfth in length. 

 The liver is small, the left lobe 2 inches in length, the other 1 inch 5 

 twelfths. The gall-bladder elliptical. The heart also is comparatively 

 small, being 1^ inch long, 1 inch 1 twelfth broad. The duodenum, 

 fg h, curves in the usual manner at the distance of 5 inches ; the bi- 



