日裡草裡住, 55 日裡草裡住 夜間空中遊, 夜間空中遊 只見屁股不見頭。 只見屁股不見頭 猜 一 種小昆蟲 Guess what? 猜一種小昆蟲 By day it lives in the grass. By night it wanders in the air. What is seen is not his head but his rear. ( An insect we can see at night ) 66