Yawn at 27.5 Weeks (IMAGE)

PLOS

Yawn at 27.5 Weeks

Caption

This is an ultrasound showing yawn at 27.5 weeks gestation.

Credit

Citation: Reissland N, Francis B, Mason J (2012) Development of Fetal Yawn Compared with Non-Yawn Mouth Openings from 24–36 Weeks Gestation. <i>PLoS ONE </I>7(11): e50569. doi:10.1371/journal.pone.0050569

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