Ixodiphagus hookeri
（重定向自Ixodiphagus caucurtei）
The chalcid wasp Ixodiphagus hookeri lays its eggs into ticks. It seems to use a symbiotic virus to weaken the tick's immune system.
Ticks from these genera are infected:
Because of the importance of I. hookeri as a natural enemy of ticks, it has been extensively researched.