from Science Illustrated, March/April 2012, p, 26.: "The South American ant Dinoponera gigantea is the giant of the ant world. Specimens can be up to 1.6 inches long, and they make audible noises when angry. These South American ants do not have a queen, so they look for food individually".
.. Featured - another (related) species, the dinosaur ant. http://www.sasionline.org/antsfiles/pages/dino/dinobio.html
