1. coala   jackal   bat   koala   beaver   Hint Half-n-half Clue   2. morcego   kangaroo   shark   bulldog   bat   Half-n-half Clue   3. lebre   hippopotamus   hare   stag   bat   Half-n-half Clue   4. lontra   lioness   hare   beaver   otter   Half-n-half Clue   5. bisão   bat   mare   bison   walrus   Half-n-half Clue   6. boi   mare   hare   ox   seal   Half-n-half Clue   7. rinoceronte   reindeer   jackal   koala   rhinoceros   Half-n-half Clue