1. 油虫   caterpillar   cockroach, roach   beetle   ant   Hint Half-n-half Clue   2. 蠕虫   caterpillar   mosquito   worm   butterfly   Half-n-half Clue   3. 毛虫   ant   caterpillar   cockroach, roach   worm   Half-n-half Clue   4. 蚊   worm   cockroach, roach   mosquito   beetle   Half-n-half Clue   5. 虫   beetle   mosquito   bug   cockroach, roach   Half-n-half Clue   6. 蟻   bug   beetle   butterfly   ant   Half-n-half Clue   7. 甲虫   cockroach, roach   beetle   ant   caterpillar   Half-n-half Clue