When threatened, a worker Camponotus sericeiventris tucks her gaster under her body, aiming the acid-ejecting acidopore forward at the perceived threat. Carrancas, Minas Gerais, Brazil

Camponotus vicinus Blodgett Forest, El Dorado Co., California, USA

Camponotus sansabeanus - worker ants vary in size, color, and body proportion. Mojave National Preserve, California, USA