Crematogaster cerasi males emerge from the nest for a mating flight.

Urbana, Illinois, USA
Lasius (Acanthomyops) interjectus citronella ants. Prior to a mating flight, males, queens, and workers gather at the surface. Citronella ants are normally subterranean, and the late summer flights are a rare chance to see them above ground.

Urbana, Illinois, USA
Reticulitermes subterranean termites. A winged reproductive takes flight.

Davis, California, USA
Winged Reticulitermes subterranean termites prepare for a mating flight.

Davis, California, USA
Formica ravida alate queen searching for a potential host colony.  This species is parasitic in the colony-founding stage, as newly-mated queens enter nests of other Formica species, kill the resident queen, and usurp the colony.

California, USA
Aphaenogaster cockerelli alate queen.

Laboratory colony at Arizona State University
Army ant males are most commonly seen at night.   They sometimes end up at lights as they disperse on wing from their natal colonies.  This army ant, Neivamyrmex swainsonii, is a broadly-distributed species found from the southern United States to northern Argentina.

Peña Blanca Lake, Arizona, USA
Early morning sun catches a mating flight of Forelius mccooki in the Sonoran desert.

Tucson, Arizona, USA
Male and female Forelius mccooki in the nest.

Tucson, Arizona, USA
Crematogaster cerasi males emerge from the nest for a mating flight.

Urbana, Illinois, USA
Crematogaster cerasi males emerge from the nest for a mating flight.

Urbana, Illinois, USA
Crematogaster cerasi males emerge from the nest for a mating flight.

Urbana, Illinois, USA
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all images and text © Alex Wild 2001-2013