Army ants such as these Eciton burchellii are important predators in many tropical ecosystems. Captive colony at the California Academy of Sciences

eciton burchelliiecitonecitoninaeformicidaehymenopteragroup predationantsinsectsarmy antsgiant army antstropical antsrain forestbiologycastesocial insectssuperorganismworker antsworkerspredatorslegionary antsecology