Possible Clues:

• River-bank rodent
• Owl prey
• Love for a small rodent.
• Small mammal - one to love
• Mouse's cousin
• A small rodent
• Rodent in Part 5 of the book series?
• A small plant-eating rodent - love it
• Perhaps 50 makes one just a little beastly over the French
• Muskrat's kin