Solenopsis - Alex Wild Photography
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Solenopsis richteri

Solenopsis richteri

When the photographer disturbs their mound, black imported fire ants (Solenopsis richteri) emerge in numbers to defend it. This cold-tolerant species is found along the northern edge of the fire ant invasion. Chattanooga, Tennessee, USA.

Solenopsis richteridefensealarm pheromonefire antsworker ants