Support WBURWhen Fetuses Yawn In The WombNell GreenfieldboyceNovember 21, 2012 ShareCould that be a yawn? An ultrasound scan catches an opened-mouth fetus. (Courtesy of A Little Insight 3D 4D Ultrasound.)
Could that be a yawn? An ultrasound scan catches an opened-mouth fetus. (Courtesy of A Little Insight 3D 4D Ultrasound.)