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Dermacentor variabilis, also known as the American dog tick or wood tick, is a species of tick that is known to carry bacteria responsible for several diseases in humans, including Rocky Mountain spotted fever and tularemia (Francisella tularensis). It is one of the best-known hard ticks. Diseases are spread when it sucks blood from the host.
Dermacentor andersoni, commonly known as the Rocky Mountain wood tick, is a hard tick, or member of the Ixodidae family, with three life stages including larvae, nymph, and finally adult, or, more entomologically, imago. This tick is generally located in the northwest United States and southwest Canada along the Rocky Mountains.
The lifecycle of Dermacentor variabilis and Dermacentor andersoni ticks (family Ixodidae) American dog tick (Dermacentor variabilis) range Rocky Mountain wood tick (Dermacentor andersoni) range. Ticks are the natural hosts of the disease, serving as both reservoirs and vectors of R. rickettsii. Ticks transmit the bacteria primarily by their bites.
The geographic ranges where ticks spread Lyme disease, anaplasmosis, ehrlichiosis, and spotted fever rickettsiosis have expanded, and experts predict that tick-borne diseases will continue to ...
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Humans are not the preferred natural host, but the adult ticks, containing the bacterium known to cause Lyme disease, can attach to humans and allow for transmission of the bacterium. [5] Ticks are found around the world, with suggestions that climate change and globalization of travel and commerce may be broadening their scope of residence. [6]
Synthetic repellents tend to be more effective and/or longer lasting than "natural" repellents. [1] [2]For protection against ticks and mosquito bites, the U.S. Centers for Disease Control (CDC) recommends DEET, icaridin (picaridin, KBR 3023), oil of lemon eucalyptus (OLE), para-menthane-diol (PMD), IR3535 and 2-undecanone with the caveat that higher percentages of the active ingredient ...
Woodtick or wood tick is the common name for several ticks, including: Dermacentor variabilis, also known as the American dog tick;
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