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 > Cyphomyrmex wheeleri is the most temperate of the Cyphomyrmex species, occurring as far north as San Francisco, California.  Here worker ants tend to their fungus garden.

Austin, Texas, USA
alexwild > Trachymyrmex arizonensis foundress queen in her incipient fungus garden.  Notice the fine white hyphae of the mutualistic fungus as it grows over the substrate of vegetative debris she has provided for it.

Tucson, Arizona, USA
alexwild > Sericomyrmex amabilis. An ant worker tends to brood in the fungus garden.  Note how the eggs and larvae are embedded within the fluffy white hyphae of the fungus.

Parque Soberania, Panama; Laboratory colony at the University of Texas
alexwild > Sericomyrmex amabilis. A fungus-growing ant worker carefully tends to a larva.  Note the other ant eggs and larvae that are embedded within the fluffy white hyphae of the fungus garden.

Parque Soberania, Panama; Laboratory colony at the University of Texas
alexwild > A Sericomyrmex amabilis worker in the fungus garden.

Parque Soberania, Panama; Laboratory colony at the University of Texas
alexwild > Spires of cultivated fungus inside the nest of a Sericomyrmex amabilis ant colony. 

Parque Soberania, Panama; Laboratory colony at the University of Texas
alexwild > Mycetosoritis hartmanni in their subterranean fungus garden.  The fungus- a white stringy material- grows between the bits of debris fed to it by the ants.  The ants then feed from the fungus- a true agricultural system.

Smithville, Texas, USA
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 are made possible by a fungus that grows within a matrix of wood pulp sculpted by the ants.

Vermillion River Observatory, Illinois, USA
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
See photo in gallery

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all images and text © Alex Wild 2009

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