What Do Ticks Look Like?

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Dorsal view of a nymphal “lone star tick” – Because of their small size relative to adult ticks,
many people do not notice the presence of a feeding nymphal tick for a few days.


Tick Diagram

Diagram of the relative sizes of tick species at various life stages


Tick Life Cycle

Diagram depicting the life cycle of blacklegged ticks, a common transmitter of tick-borne diseases. Ticks require
a source of blood to survive, and most will have a different host at each stage of their life.

All images and information courtesy of the Centers for Disease Control and Prevention.