Foivl Cholera 395 



stopped by these measures, in eoDnection with the 

 cholera remedy of the Bureau of Animal Industrj^ 

 (page 393). 



FOWL CHOLERA 



The term fowl cholera is applied to most of the dis- 

 eases of fowls that are associated with a diarrhea, espe- 

 cially if a number of fowls are attacked, or if the dis- 

 ease seems to be contagious. Some of these diseases 

 may be induced by improper food or surroundings; 

 and whenever an outbreak occurs these conditions should 

 be carefully investigated. 



True fowl cholera is a contagious disease, attacking 

 fowls of all kinds, though it is most common among 

 chickens. It is caused by a well-known germ, that is 

 probably taken into the system with the food or drink, 

 and possibly with dust or dirt that is inhaled or eaten 

 accidentally. 



The first symptom of the disease is a yellow color of 

 the usually white part of the droppings. This is 

 soon followed by severe diarrhea, the discharges being 

 thin and watery, sometimes frothy, and of a yellowish 

 green color. The sick chicken often craves green ma- 

 terial, and shows a depraved appetite, eating various 

 substances that are unusual. Later, the appetite fails, 

 the chicken becomes dull and stands with the head close 

 to the body, the eyes closed, and exhibits signs of great 

 weakness and prostration. In some cases, fowls die 

 very soon, often within three or four days after infec- 

 tion; in other cases, they linger for weeks with a 



