Related Clues:

• Underground workers
• Barbecue buttinskies
• Hard-working six-footers?
• Soldiers and carpenters, e.g.
• 'The Naked Jungle' menace
• Some colonists or hill dwellers
• Hard workers
• Crumb carriers
• Them, in 'Them!'
• Exterminator's targets
• Kitchen pests
• Hill crawlers
• Honeydew lovers
• Picnic crashers
• Pantry invaders