The crossword solution for the term CUNNING CRITTER is FOX, which is a three-letter word. Foxes are small-to-medium-sized omnivorous mammals belonging to several genera of the family Canidae. They are known for their cunning and sly behavior, which has earned them the reputation of being clever and wily. Foxes are found in many parts of the world, including North America, Europe, Asia, and Africa.