Harvester ants are not strictly seed-eaters, and they will scavenge dead insects when they can. Here, a nocturnal harvester ant has discovered the carcass of an aquatic corixid bug. Sand Springs Dune, Nevada, USA
Eciton rapax most frequently preys on ponerine ants, but it will also take social wasps. Jatun Sacha reserve, Napo, Ecuador
Eciton hamatum preys on the brood of other social insects. Here, workers carry captured ant and wasp larvae back to their bivouac. Jatun Sacha reserve, Napo, Ecuador
