YOUR BABY: MONTH 6Let your spouse put an ear to your belly -- he might be able to pick up baby's heartbeat (no stethoscope required). Inside the womb, the formation of tiny capillaries is giving baby a healthy pink glow. Baby's also soaking up your antibodies, getting the immune system ready for life outside the womb. Eyes are forming, and baby will soon perfect the blink -- perfect for batting those freshly grown lashes.
and a half mark. Under his skin, capillaries are forming and filling with blood and by week's end, air sacs (also lined with capillaries) will develop in his lungs, getting them ready for that first breath. Mind you, those lungs aren't ready for prime time just yet - but they are developing surfactant, a substance that will help them expand after birth. And speaking of breathing, your baby's tiny nostrils, which have been plugged up until now, are starting to open, and his vocal chords are getting ready to roar. 





