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Formica pergandei carry a caterpillar they have caught back to the nest. South Bristol, New York, USA
Formica obscuripes mound ants gather honeydew from aphids. Sagehen Creek, California, USA
Camponotus floridanus tending scale insects. Archbold Biological Station, Florida, USA
Pogonomyrmex rastratus Amaicha del Valle, Tucumán, Argentina
A queen Polyergus breviceps with a host Formica argentea worker. Sagehen Creek, California, USA
A dulotic colony of the slave-raiding ant Polyergus breviceps and its host, the silver field ant Formica argentea. California, USA
Polyergus breviceps slave-raiding ant with its Formica argentea host. Notice the difference in mandible shape in the two species- the sharp tines in the slave-raider for fighting, and the broad working mandibles in the host. Sagehen Creek, California, USA
A queen Polyergus breviceps with a host Formica argentea worker. Sagehen Creek, California, USA
Pogonomyrmex micans Frías, Santiago de Estero, Argentina
Formica pergandei carry a caterpillar they have caught back to the nest.

South Bristol, New York, USA
Formica pergandei carry a caterpillar they have caught back to the nest. South Bristol, New York, USA
Formica pergandei carry a caterpillar they have caught back to the nest.

South Bristol, New York, USA
See photo in original gallery.
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all images and text © Alex Wild 2001-2013