A strange invader is marching across the United States, born of two different species. Red fire ants and black fire ants have ...

Hybrid fire ants, well established in East Tennessee and parts of Kentucky and North Carolina, are now infiltrating Southwest Virginia.

The engineering and defensive skills of red wood ants help the endangered species transcend its small stature in the natural world.

House painter Joel Booker was lucky not to have been attacked by red imported fire ants at the site of Queensland's latest fire ant outbreak. He repeatedly, unknowingly, walked past nests at a ...