The Glasgow Courier - Serving Proudly As The Voice Of Valley County Since 1913

By Sierra Stoneberg Holt
Local Voices 

Tick Fever, New Dimensions

 


Editor’s note: The following is Part IV of Sierra Holt’s paper, “Reinterpreting the 1882 Bison Population Collapse.”

The full text was presented at the 2017 Winter Grazing Seminar in Glasgow.

Texas tick fever is caused by a protozoan and spread by a tick native to southern Texas. The protozoa destroy blood cells. When the animal’s blood can no longer carry oxygen, it smothers. The few emaciated survivors are easy prey for a harsh winter or predators. Some survivors achieve limited immunity. They can carry ticks to infect healthy herds. If a herd loses contact with the disease f...



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