ClinQuiz: Fast tick facts, answer 3A

3) A–Incorrect.

Ixodes scapularis is common in many areas of the South, and adults are found on dogs and people during the winter months. However, the immature ticks prefer to feed on lizards rather than on rodents or other mammals. Lizards are not considered a competent reservoir host for B. burgdorferi, so this tick is rarely infected with spirochetes in the South. 10

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