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