A Cerapachys larvatus worker dispatches a Stigmacros guard during a predatory raid on the little ants' nest.

Harrietville, Victoria, Australia
A Cerapachys larvatus worker dispatches a Stigmacros guard during a predatory raid on the little ants' nest.

Harrietville, Victoria, Australia
A Cerapachys larvatus worker dispatches a Stigmacros guard during a predatory raid on the little ants' nest.

Harrietville, Victoria, Australia
Tetramorium pavement ants fight to determine the territorial boundary between two colonies. These fights are a regular feature of the biology of this species, often conspicuously staged on sidewalks and other places where this species occurs.

Clinton Lake State Recreation Area, Illinois, USA
Tetramorium pavement ants fight to determine the territorial boundary between two colonies. These fights are a regular feature of the biology of this species, often conspicuously staged on sidewalks and other places where this species occurs.

Clinton Lake State Recreation Area, Illinois, USA
Pogonomyrmex maricopa and Aphaenogaster albisetosa workers, fighting.  Resources are scarce in the desert and competition among ants is fierce, leading to frequent conflicts.

Green Valley, Arizona, USA
Pogonomyrmex maricopa and Aphaenogaster albisetosa workers, fighting.  Resources are scarce in the desert and competition among ants is fierce, leading to frequent conflicts.

Green Valley, Arizona, USA
Azteca alfari Cecropia ants guard their tree zealously against intruders. Working together, they surround and immobilize their opponents such as this trap-jaw ant by pinning down their appendages. 

Gamboa, Panama
An unfortunate Opsithopsis respiciens strobe ant has been discovered in the treetop territory of Oecophylla smaragdina weaver ants and is summarily executed.

Cape Tribulation, Queensland, Australia
A Cerapachys larvatus worker dispatches a Stigmacros guard during a predatory raid on the little ants' nest.

Harrietville, Victoria, Australia
A Cerapachys larvatus worker dispatches a Stigmacros guard during a predatory raid on the little ants' nest.

Harrietville, Victoria, Australia
A Cerapachys larvatus worker dispatches a Stigmacros guard during a predatory raid on the little ants' nest.

Harrietville, Victoria, Australia
See photo in original gallery.
all images and text © Alex Wild 2001-2013