A series of fire ant (Solenopsis invicta) nests along a curb.

Austin, Texas, USA
The distinctive soil mounds of the fire ant Solenopsis invicta help ants maintain humidity and temperature levels ideal for brood development.

Austin, Texas, USA
A series of fire ant (Solenopsis invicta) nests along a curb.

Austin, Texas, USA
The distinctive soil mounds of the fire ant Solenopsis invicta help ants maintain humidity and temperature levels ideal for brood development.

Austin, Texas, USA
A series of fire ant (Solenopsis invicta) nests along a curb.

Austin, Texas, USA
The distinctive soil mounds of the fire ant Solenopsis invicta help ants maintain humidity and temperature levels ideal for brood development.

Austin, Texas, USA
A series of fire ant (Solenopsis invicta) nests along a curb.

Austin, Texas, USA
A series of fire ant (Solenopsis invicta) nests along a curb.

Austin, Texas, USA
A series of fire ant (Solenopsis invicta) nests along a curb.

Austin, Texas, USA
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all images and text © Alex Wild 2001-2013