154 



THE GROUSE IN HEALTH AND IN DISEASE 



forwards and upwards, riding upon the larger portion, and there becoming 

 fixed firmly by osseous union, but with a considerable amount of displacement 



Prae\ured end oF 

 / left humerus 



Claviele 



Fig. 1., No. 301. A permanently fractured left humerus and a fractured and reunited 



left shoulder hlade. 



and shortening (see Fig. 6). This accident must have completely disabled 

 the bird for six weeks or a month, rendering her quite unable to fly. Yet 



Fig. 2, No. 301. The same bone.s uninjured from the right side of the same bird. 



she had lived, and the broken bone had united. The onl}- apparent disability 

 remaining was the infestment with parasites, Hymeuolcpis, Davainea and 

 2\ichostrongyliis having all established themselves in excessive numbers in 



