Eciton hamatum soldier. The recurved mandibles are used to defend the colony from vertebrate predators. Jatun Sacha reserve, Napo, Ecuador
Eciton hamatum is a specialist on the brood of other social insects. Here, a worker carries a captured ant larva. Jatun Sacha reserve, Napo, Ecuador
Eciton hamatum army ants carry captured ant brood back from a successful raid. Jatun Sacha reserve, Napo, Ecuador