Adult H. qinghaiensis ticks from Zhanjiachuan area, where ovine theileriosis is prevalent but where no yaks are raised, transmitted Theileria parasites to sheep and goats, but not to yaks.

• 当青海血蜱若蜱在带虫羊体饱血时，其蜕变而来的成蜱饲喂在试验羊体时，试验羊感染了羊的泰勒虫。