The American dog tick can be found in every county in Indiana. Of the three tick species we are focusing on, the American dog tick is the one most commonly found on humans and canines in Indiana – mainly because of its huge population and its size (nearly twice the size of the blacklegged tick).
The American dog tick (especially the adult female) has been linked to:
Rocky Mountain spotted fever
Additionally, while the current evidence does not show a connection between the American dog tick and the transmission of Lyme, researchers are still looking for a possible link.
The following table outlines some basic characteristics of the American dog tick: