CHAPTER III

TICKS AND MITES 26

_Ticks_, 26; general characters, 27; mouth-parts, 27; habits, 27; life-history, 27; _Ticks and disease_, 28; _Texas fever_, 28; its occurrence in the north, 28; carried by a tick, 29; loss and methods of control, 31; other diseases of cattle carried by ticks, 31; _Rocky Mountain spotted fever_, 32; its occurrence, 32; probably caused by parasites, 32; relation of ticks to this disease, 33; _Relapsing Fever_, 33; its occurrence, 34; transmitted by ticks, 34; _Mites_, 35; _Face-mites_, 35; _Itch-mites_, 36; _Harvest-mites_, 37.