Size Comparison: Hand and Human flea

On this page you compare the exact size of Hand with that of Human flea (also known as Flea, Pulex irritans) true to scale.

How big is Human flea?

Learn the true proportions and dimensions. Here, Human flea reaches a size of approx. 0.12 in. With our interactive tool you can place Human flea directly next to Hand to get a perfect feel for the actual size.

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