Related Clues:

• Exterminator's target, perhaps
• Hill insect
• Kitchen pest
• Lover of leftovers
• Tunneler
• Aardvark tidbit
• Mound builder
• Crumb carrier
• Dennis the Menace, for one
• Lizard's nibble
• Harvester ___
• Hanger-on
• It climbs little hills
• Soldier, for one
• Formicary resident