1. 乌龟   turtle   crocodile   python   rattlesnake   Hint Half-n-half Clue   2. 蜥蜴   snake   rattlesnake   lizard   chameleon   Half-n-half Clue   3. 鳄鱼   snake   tortoise   lizard   crocodile   Half-n-half Clue   4. 蛇蝎   alligator   cobra   lizard   viper   Half-n-half Clue   5. 蛇   viper   snake   turtle   lizard   Half-n-half Clue   6. 响尾蛇   chameleon   lizard   rattlesnake   snake   Half-n-half Clue   7. 变色蜥蜴   chameleon   rattlesnake   alligator   python   Half-n-half Clue