Friend or Foe? An Azteca guard evaluates an incoming forager at the nest entrance.

Alluriquín, Pichincha, Ecuador
Friend or Foe? Oecophylla longinoda workers encounter each other on a tree branch and take a quick sniff of the other's scent.

St. Lucia, KZN, South Africa
Friend or Foe? Oecophylla longinoda workers encounter each other on a tree branch and take a quick sniff of the other's scent.

St. Lucia, KZN, South Africa
Friend or Foe? Oecophylla longinoda workers encounter each other on a tree branch and take a quick sniff of the other's scent.

St. Lucia, KZN, South Africa
Friend or Foe? An Azteca guard evaluates an incoming forager at the nest entrance.

Alluriquín, Pichincha, Ecuador
Friend or Foe? An Azteca guard evaluates an incoming forager at the nest entrance.

Alluriquín, Pichincha, Ecuador
Friend or Foe? An Azteca guard evaluates an incoming forager at the nest entrance.

Alluriquín, Pichincha, Ecuador
See photo in original gallery.
all images and text © Alex Wild 2001-2013