 The manananggal is described as being an older , beautiful woman capable of severing its upper torso in order to fly into the night with huge bat @-@ like wings and prey on unsuspecting , sleeping pregnant women in their homes . They use an elongated proboscis @-@ like tongue to suck fetuses from these pregnant women . They also prefer to eat entrails ( specifically the heart and the liver ) and the phlegm of sick people . 
