An Eciton hamatum army ant soldier. Ecuador.
A gallery of Eciton, the most famous of the neotropical army ants.
https://www.alexanderwild.com/Ants/Taxonomic-List-of-Ant-Genera/Eciton
In the Ecuadorian Amazon, an army ant (Eciton rapax) carries plundered brood of another ant species back to its bivouac.
A gallery of Eciton army ants.
https://www.alexanderwild.com/Ants/Taxonomic-List-of-Ant-Genera/Eciton/