Most army ant species are specialized predators of other ants. Eciton vagans prefers ponerines; true to form, here two Eciton workers attack an Odontomachus trap-jaw ant. Armenia, Cayo District, Belize.
Eciton rapax has the largest workers of any Eciton species. These handsome insects are specialist predators on the brood of ponerine hunting ants. Jatun Sacha reserve, Napo, Ecuador
Eciton rapax most frequently preys on ponerine ants, but it will also take social wasps. Jatun Sacha reserve, Napo, Ecuador