Oecophylla longinoda is polymorphic in the worker caste. Large workers perform many of the outside tasks of guarding and foraging, while small workers stick close to the nest. St. Lucia, KZN, South Africa
Oecophylla smaragdina Cairns, Queensland, Australia
A foraging weaver ant (Oecophylla smaragdina) samples the air with her antennae. Cape Tribulation, Queensland, Australia