On our CodyCross answers based website we have the solution for Small, aquatic, swimming mammal with a duck bill. CodyCross game includes different missions and events which update daily so you can earn tokens that are mostly needed to help with answers for challenging clues. Now let's focus on the answer you need for Small, aquatic, swimming mammal with a duck bill by scrolling down which is part of CodyCross Alliteration Group Puzzle 18.