Rocky Mountain Wood Tick (IMAGE) Entomological Society of America Caption A female Rocky Mountain wood tick (Dermacentor andersoni) is shown. This tick can transmit pathogens that cause tularemia and Rocky Mountain spotted fever. Credit US Centers for Disease Control and Prevention Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.