I truly recommend this read, specially if you want to learn how to spot the tick that can actually infect you, specially if you are in Iowa.
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Ticks are active from March through November, the same months that host the most outdoor activities. Understanding the different types of ticks that are found in the state and how to remove ticks if they become attached to a human or domestic animal is the focus of a new Iowa State University Extension and Outreach publication titled "Ticks and Tick-borne Diseases in Iowa."
For the rest of the article, simply search the title of this thread online.