hippopotamus, hippo, river horse, Hippopotamus amphibius
['black-and-tan coonhound', 'chiton, coat-of-mail shell, sea cradle, polyplacophore', 'puffer, pufferfish, blowfish, globefish', 'squirrel monkey, Saimiri sciureus', 'dam, dike, dyke', 'Irish water spaniel', 'guenon, guenon monkey']