Eciton burchelli army ants. These large, predaceous ants are ubiquitous in the rainforests of Central and South America. Captive colony at the California Academy of Sciences
Army ant males are most commonly seen at night. They sometimes end up at lights as they disperse on wing from their natal colonies. This army ant, Neivamyrmex swainsonii, is a broadly-distributed species found from the southern United States to northern Argentina. Peña Blanca Lake, Arizona, USA
Army ants such as these Eciton burchellii are important predators in many tropical ecosystems. Captive colony at the California Academy of Sciences