Dermacentor andersoni (Wood Tick)
This image shows a male Rocky Mountain wood tick, Dermacentor andersoni, which transmits Rickettsia rickettsii, the causative agent of Rocky Mountain spotted fever.
CDC/James Gathany
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This image shows a male Rocky Mountain wood tick, Dermacentor andersoni, which transmits Rickettsia rickettsii, the causative agent of Rocky Mountain spotted fever.
CDC/James Gathany