Related Clues:

• Pond croaker
• It likes grubs for grub
• Mario Kart character
• Pond critter
• Tongue-flicking critter
• Frog relative
• Spadefoot, e.g.
• Twain title character
• Maligned hopper
• Kermit's cousin?
• Insect eater
• Creature that goes 'ribbit!'
• "Wind in the Willows" character
• Frog's cousin
• Herpetologist's catch