The hollow stem of a Cecropia tree houses a colony of fierce Azteca alfari ants.  Here, a worker carries a larva to safety after the photographer disturbs the nest.  Note the mealybugs at lower-left, which the ants tend for honeydew.

Gamboa, Panama

Gamboa, Panama
The hollow stem of a Cecropia tree houses a colony of fierce Azteca alfari ants.  Here, a worker drags a larva to safety after the photographer disturbs the nest.

Gamboa, Panama
The hollow stem of a Cecropia tree houses a colony of fierce Azteca alfari ants.  Here, a worker walks across a pile of maturing pupae.

Gamboa, Panama
Lasius umbratus cocoons in the brood nest.

Vermillion River Observatory, Illinois, USA
Lasius umbratus cocoons in the brood nest.

Vermillion River Observatory, Illinois, USA
Inside a nest of Liometopum apiculatum workers have piled developing brood up under a sun-warmed rock.  Heat accelerates the process of metamorphosis.

Portal, Arizona, USA
Inside a nest of Liometopum apiculatum workers have piled developing brood up under a sun-warmed rock.  Heat accelerates the process of metamorphosis.

Portal, Arizona, USA
A small chamber in a rotting log houses a colony of the miniature predatory ant Strumigenys clypeata.

Urbana, Illinois, USA
A small chamber in a rotting log houses a colony of the miniature predatory ant Strumigenys clypeata.

Urbana, Illinois, USA
The hollow stem of a Cecropia tree houses a colony of fierce Azteca alfari ants. Here, a worker drags a larva to safety after the photographer disturbs the nest.

Gamboa, Panama
The hollow stem of a Cecropia tree houses a colony of fierce Azteca alfari ants.  Here, a worker drags a larva to safety after the photographer disturbs the nest.

Gamboa, Panama
The hollow stem of a Cecropia tree houses a colony of fierce Azteca alfari ants. Here, a worker drags a larva to safety after the photographer disturbs the nest.

Gamboa, Panama
See photo in original gallery.
all images and text © Alex Wild 2001-2013