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Portrait of a Tetramorium pavement ant. Urbana, 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
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
As neighboring Tetramorium pavement ant colonies grow into each others' territories, they test their strength in extended battles. Champaign, Illinois, USA
Tetramorium "species E". This species was known as Tetramorium caespitum until recently, when detailed taxonomic and genetic work revealed that these common sidewalk ants were distinct from the Eurasian T. caespitum. Champaign, Illinois, USA
As neighboring Tetramorium pavement ant colonies grow into each others' territories, they test their strength in extended battles. Champaign, Illinois, USA
Tetramorium "species E"- the pavement ant. This species was known as Tetramorium caespitum until recently, when detailed taxonomic and genetic work revealed that these common sidewalk ants were distinct from the Eurasian T. caespitum. Fairport, New York, USA
As neighboring Tetramorium pavement ant colonies grow into each others' territories, they test their strength in extended battles. Champaign, Illinois, USA
Tetramorium "species E". This species was known as Tetramorium caespitum until recently, when detailed taxonomic and genetic work revealed that these common sidewalk ants were distinct from the Eurasian T. caespitum. Champaign, Illinois, USA
Portrait of a Tetramorium pavement ant.

Urbana, Illinois, USA
Portrait of a Tetramorium pavement ant. Urbana, Illinois, USA
Portrait of a Tetramorium pavement ant.

Urbana, Illinois, USA
See photo in original gallery.
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all images and text © Alex Wild 2001-2013