Tyra is pregnant. her doctor tells her that at this stage of the baby's development, it can kick, turn its head, open its eyes and already has taste buds. tyra's baby is in the stage of prenatal development.

Fetal stage.The end of the third month also marks the end of the first trimester of pregnancy. During the second trimester, or months four through six, the heartbeat grows stronger and other body systems become further developed. Fingernails, hair, eyelashes and toenails form. Perhaps most noticeably, the fetus increases quite dramatically in size, increasing about six times in size