| Furry fish-eater | 16 |
| Furry beast | 11 |
| Furry aquatic mammal | 20 |
| Furry aquatic frolicker | 23 |
| Flounder's frat brother in ''Animal House'' | 63 |
| Expert swimmer of the weasel family | 35 |
| Endangered sea mammal | 21 |
| Bewhiskered frolicker | 21 |
| Bewhiskered critter | 19 |
| Aquatic fun lover | 17 |
| Aquatic critter | 15 |
| Amusing zoo creature | 20 |
| Abalone lover | 13 |
| Abalone fancier | 15 |
| "Animal House" frat brother | 37 |
| ''Animal House'' role | 37 |
| ''Animal House'' moniker | 40 |
| ''Animal House'' animal | 39 |
| Wolverine kin | 13 |
| Wolverine cousin | 16 |
| Whiskered romper | 16 |
| What Marlene is in "The Penguins of Madagascar" | 57 |
| Web-toed mammal | 15 |
| Web-footed weasel, sort of | 26 |
| Web-footed beast | 16 |
| Weasel-like swimmer | 19 |
| Waterslide builder | 18 |
| Water-loving animal | 19 |
| Water creature | 14 |
| Virginia's ___ River | 24 |
| Vermont's ___ Creek | 23 |
| Utah's or Vermont's ___ Creek | 37 |
| Ursine : bear :: lutrine : ___ | 30 |
| Thick-furred mammal | 19 |
| Thick fur | 9 |
| Tall, slim, and hairy gay man | 29 |
| Stream critter | 14 |
| Stream animal | 13 |
| Social swimmer | 14 |
| Sleek, lustrous fur | 19 |
| Sleek, fur-covered swimmer | 26 |
| Sleek river swimmer | 19 |
| Sleek fur | 9 |
| Skunk's cousin | 18 |
| Sea ___, denizen of the North Pacific | 37 |
| Sea ___ (fur animal) | 20 |
| Riverside romper | 16 |
| Riverside frolicker | 19 |
| Riverbank animal | 16 |
| River player | 12 |
| River gamboler | 14 |
| River ___ | 9 |
| Relative of a mink | 18 |
| Relative of a ferret | 20 |
| Polecat relative | 16 |
| Playful zoo critter | 19 |
| Playful water creature | 22 |
| Playful swimming mammal | 23 |
| Playful swimmer hunted for its fur | 34 |
| Playful slider | 14 |
| Playful sea animal | 18 |
| Playful river creature | 22 |
| Playful fish-lover | 18 |
| Playful fish eater | 18 |
| Playful creature | 16 |
| Part of a trawler's gear | 28 |
| Old coat material | 17 |
| National Aquarium favorite | 26 |
| Musk secreter | 13 |
| Musk creator | 12 |
| Mud-sliding mammal | 18 |
| Mud bank slider | 15 |
| Minklike swimmer | 16 |
| Mink's poor cousin | 22 |
| Marine mammal with webbed paws | 30 |
| Mammal with webbed paws | 23 |
| Mammal with webbed feet | 23 |
| Mammal known for tobogganing | 28 |
| Lutrine creature | 16 |
| Lutra canadensis | 16 |
| Lupine : wolf :: lutrine : ___ | 30 |
| Lithe animal | 12 |
| Kind of sheep or civet | 22 |
| Kind of board tied to a trawl net | 33 |
| Jim Henson's Emmet | 22 |
| Furry water mammal | 18 |
| Furry river swimmer | 19 |
| Furry river critter | 19 |
| Furry river animal | 18 |
| Furry frolicker in the water | 28 |
| Furry floater | 13 |
| Furry fish eater | 16 |
| Fur type | 8 |
| Fun-loving mammal | 17 |
| Fun-loving furbearer | 20 |
| Frisky mammal | 13 |
| Frisky fisher | 13 |
| Friend of Mole and Water Rat | 28 |
| Freshwater mammal | 17 |
| Freshwater carnivorous mammal | 29 |