Related Clues:

• Pantry invaders
• Fire, army and others
• Some are carpenters
• Garden soldiers
• Six-footers on a hill
• Small workers
• Picnic guests?
• Emmets, e.g.
• Insect with pincers
• Little scurriers
• Pincered insects
• Aphid farmers
• Colonial group
• Formicary creatures
• They head for the hills