Leptogenys camerunensis, at over 1cm in length (excluding the antennae), is one of the largest species in the genus. Kibale forest, Uganda

Leptomyrmex ruficeps spider ant holding her gaster in the raised position, allowing her to dispense her defensive chemistry forward over her head. Cape Tribulation, Queensland, Australia

Lasius nearcticus workers with a queen pupa. South Bristol, New York, USA