Related Clues:

• 'Animal House' role
• Weasellike swimmer
• Marine mammal
• Playful river critter
• Playful swimmer
• Web-footed animal
• Mink kin
• Stream bank cavorter
• Amphibious mammal
• Jim Henson's Emmet
• Riverbank romper
• Member of the weasel family
• It swims in a fur
• Frisky fisher
• "Ring of Bright Water" animal