File:Mycetomoellerius zeteki, Megalomyrmex adamsae, Panama (captive colony), Alex Wild.jpg

Summary
Complicated relationship: a Mycetomoellerius fungus-growing ant (left) encounters a Megalomyrmex adamsae that lives in the garden preying selectively on ant brood. But these nest parasites also defend the garden from attack.

Panama; captive colony at the University of Texas.