Neivamyrmex army ants are specialist predators of the brood of other ant species. Here, N. californicus raid the brood nest of the pavement ant Tetramorium immigrans. California, USA
Mimopria (Diapriidae) wasps are army ant mimics that run in the ants' columns. Morretes, Paraná, Brazil
A Pseudacteon ant-decapitating fly perches above an Eciton burchellii army ant column. Cayó District, Belize.
