Developments: : Your baby can now squint, frown, grimace, pee, and possibly suck it's thumb! Thanks to brain impulses, it's facial muscles are getting a workout as it's tiny features form one expression after another. it's kidneys are producing urine, which it's releases into the amniotic fluid around him — a process it'll keep up until birth. it can grasp, too, and if you're having an ultrasound now, you may even catch it sucking it's thumb.
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