Adult male Rocky Mountain wood tick, Dermacentor andersoni. This species is the primary vector of Rocky Mountain spotted fever. This species also causes tick paralysis and can transmit tularemia, Colorado tick fever, and Q fever.
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Adult male Rocky Mountain wood tick, Dermacentor andersoni. This species is the primary vector of Rocky Mountain spotted fever. This species also causes tick paralysis and can transmit tularemia, Colorado tick fever, and Q fever.

Filename: 505418.jpg
Photographer: James L. Castner
Source: Visuals Unlimited, Inc.
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Credit: Dr. James L. Castner/Visuals Unlimited, Inc.
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