4 HOW TO GET THE LAST TICK. 



people in which success or failure depends largely on 

 the degree of support and cooperation given. How- 

 ever, in tick eradieation, as in all other undertakings, 

 a leader is essential to plan and direct the campaign, 

 and as the leadership in the fight to eliminate the tick; 

 is usually taken by the inspector, the purpose of this 

 circular is to emphasize a few of the fundamental 

 facts, a knowledge of which is essential, and to out-; 

 line a working plan that will assist him in carrying 

 out the details of this work. 



LIFE HISTORY OF THE TICK IMPORTANT. 



To employ intelligently and successfully methods 

 of eradicating the cattle tick, it is of first importance 

 to know the life history of this t^ck, as it is on the life 

 cycle, which never changes, that all plans of exter- 

 mination are based. The usual host (animal infested) 

 for this tick is cattle; and while several other kinds 

 or species of ticks are found on cattle in the 

 Southern States, it is the one most frequently found 

 and by far the most numerous. 



The cattle tick is often confused with the other 

 species of ticks occasionally found on cattle, and every; 

 inspector engaged in tick eradication should learn to 

 identify and distinguish the cattle tick from the harm- 

 less varieties. With a little study, and by comparing 

 the various kinds, particularly adult females, it is not 

 a difficult matter to differentiate between the ticks 

 that may be found On cattle. United States Depart- 

 ment of Agriculture Farmers' Bulletin No. 569, "Texas 

 or Tick Fever," describes and illustrates the ticks 

 found on cattle, and will be of great assistance to 

 those who wish to become familiar with the subject. 

 Horses and mules are sometimes infested with this 

 tick, and when they are permitted to range on tick- 



