A few centimeters underground, Solenopsis molesta thief ants tend to ground pearls (Margarodidae) tapped into grass roots. Urbana, Illinois, USA

Solenopsis molesta thief ant tends to ground pearls (Margarodidae) tapped into grass roots. Urbana, Illinois, USA

Stigmacros worker ants with an Anthrenocerus dermestid beetle larva. The beetle is likely a commensal inhabitant of the ant's nest, taking advantage of the ants' climate-controlled colony while feeding on debris around the nest. Yandoit, Victoria, Australia