After 5 months, listen for the baby's heartbeat and movement using your ear a), a stethoscope b), or a fetoscope (c)

A baby's heart beats about twice as fast as adults - usually about 120 to 160 beats a minute.

If the baby's heartbeat is loudest below the bellybutton, the baby is probably head down a). If the baby's heartbeat is loudest above the bellybutton, the baby may be in breech position b)