Related Clues:

• Hill-building insect
• Underground colonist
• Small insect
• Industrious carpenter, e.g.
• Kitchen invader
• Tiny symbol of industriousness
• Farm critter
• Carpenter __
• Aardvark's morsel
• Echidna morsel
• Queen's worker
• Insect that may be covered in chocolate
• Industrious one
• Tiny colonist
• Hard little worker