The carton nest of an Azteca trigona -complex species hangs from a tree branch. Gamboa, Panama
Cataulacus brevisetosus worker foraging on a tree trunk. St. Lucia, KZN, South Africa
The hollow stem of a Cecropia ant-plant is divided into chambers to house fierce Azteca alfari ants. Inside, the ants raise their brood and tend to mealybugs. Gamboa, Panama