A GUIDE FOR KEEPERS OF POULTRY 107 
of foam in the corners of the eyes, or a fetid smell, known 
to poultrymen as the “roup smell,’ indicates danger from 
roup. Bloody mucus in the mouth indicates pneumonia. 
Yellowish patches in the mouth indicate diphtheretic 
roup, a most dangerous infectuous disease. 
A rough condition of the plumage is observable in 
many diseases and also where body lice are present, but 
the plumage may be much worn and broken in perfectly 
healthy fowls. 
When fowls present symptoms of disease it is well 
first to look for mites in the poultry house or lice on the 
bodies of the birds, as the presence of insect enemies may 
be shown by several of the symptoms of other diseases, 
especially when the fowls are worried by large numbers 
of them. 
Fortunately there are but a few diseases common to 
poultry in this country. These are roup, intestinal dis- 
eases, aspergillosis and coccidiosis, which are frequently 
mistaken for each other, as the symptoms are very simi- 
lar, chicken pox (often called “sore head’’) and the weak- 
ened condition brought about by parasites, There is an 
occasional case of worms, but worms are not common. 
Liver troubles are usually so far along before they are 
discovered that they are rarely combated with success. 
Rheumatism is not very common and its presence indi- 
cates carelessness on the part of the owner. 
Blackhead in turkeys is very fatal and may be looked 
for whenever turkeys die in numbers, the symptoms be- 
ing diarrhoea, lassitude and stupor. Sometimes the 
head turns black. 
Roup is not a clearly-defined disease, authorities mix- 
ing it up with diphtheria and catarrh, but as all three of 
these diseases yield to the same treatment we have treated 
