alexwild > Formica integroides workers tending pine aphids.  The ants obtain a large portion of their energy from symbiotic relationships with hemipterans such as these aphids.

Sagehen Creek, California, USA
alexwild > The intricate galleries in this underground nest of Lasius umbratus are made possible by a fungus that grows within a matrix of wood pulp sculpted by the ants.

Vermillion River Observatory, Illinois, USA
alexwild > The intricate galleries in this underground nest of Lasius umbratus ants are made possible by a fungus that grows within a matrix of wood pulp sculpted by the ants.

Vermillion River Observatory, Illinois, USA
alexwild > On the underside of a sun-soaked leaf, Aphaenogaster tennesseensis tending to Entylia sp. treehoppers.  The treehoppers secrete sweet honeydew for the ants in exchange for protections from parasites and predators.

Lake Glendale, Illinois, USA
alexwild > On the underside of a sun-soaked leaf, Aphaenogaster tennesseensis tending to Entylia sp. treehoppers.  The treehoppers secrete sweet honeydew for the ants in exchange for protections from parasites and predators.

Lake Glendale, Illinois, USA
alexwild > Aphaenogaster tennesseensis tending to Entylia sp. treehoppers.  The treehoppers secrete sweet honeydew for the ants in exchange for protections from parasites and predators.

Lake Glendale, Illinois, USA
alexwild > Aphaenogaster tennesseensis tending to Entylia sp. treehoppers.  The spiky-looking bugs are the immature stages of the larger shield-shaped insects.

Lake Glendale, Illinois, USA
alexwild > Monomorium floricola ranks among the most traveled of all ants.  This diminutive species has spread with human commerce to nearly every lowland tropical region.  Here, a worker tends to a mealybug in Panama.

Isla Contadora, Panama
alexwild > Podomyrma adelaidae tends to a Lycaenid caterpillar.  These caterpillars secrete substances that the ants find attractive, and the ants in turn provide protection from parasites.

Poochera, South Australia
Formica integroides workers tending pine aphids. The ants obtain a large portion of their energy from symbiotic relationships with hemipterans such as these aphids.

Sagehen Creek, California, USA
alexwild > Formica integroides workers tending pine aphids.  The ants obtain a large portion of their energy from symbiotic relationships with hemipterans such as these aphids.

Sagehen Creek, California, USA
Formica integroides workers tending pine aphids. The ants obtain a large portion of their energy from symbiotic relationships with hemipterans such as these aphids.

Sagehen Creek, California, USA
See photo in original gallery.

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all images and text © Alex Wild 2010

insect pictures, insect images, insect photos, insect photography, ant images, bug pictures, bug photographs, insect identification, ant pictures