Well of course! Do you see the thin pointy feathers indicated by the red marks? Those are only found on males.
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Then the large comb and wattles are extremely large for a hen this age.
Finally, with barred plymouth rocks males will be what is called “double barred“ to keep it simple without getting into the genetic aspect of it, basically it is impossible for females to be “white with black stripes” they are always “black with white stripes,” if you know what I mean. The males will have larger white bars than the females.