ST. JOHNS RIVER, Fla. – It may look like a pile of dirt. Or floating debris on top of the water. But if you look closer, it’s actually a mound with thousands of aggressive and venomous fire ants.

This army is in formation. Thousands of fire ants have been spotted floating on floodwaters through the Texas city and forming rafts using their bodies with residents now reporting the gross behavior.

As floodwaters from the storm that South Carolina Gov. Nikki Haley and others have termed a 1-in-1,000-year event ravaged the state, several photographers captured what appeared to be mounds of ...

The frightening footage posted Tuesday by officials in League City southeast of Houston shows a mammoth mound of insects that appeared to be fire ants floating together in floodwater at a city park.

Add Yahoo as a preferred source to see more of our stories on Google. The Invasive Species Council (ISC) has raised concerns about this unusual rafting behaviour as Australia prepares for more ...

Fire ants might be the scourge of southern states like Georgia and Texas, but scientifically, they are endlessly fascinating as an example of collective behavior. A few fire ants spaced well apart ...

Houston, Texas is only beginning to take stock of the damage Hurricane Harvey has inflicted. But now the city has another problem on its hands. Floating colonies of fire ants, as many as 500,000 in ...

Add Yahoo as a preferred source to see more of our stories on Google. Fire ants are forming rafts out of their own bodies in Texas floodwaters. This army is in formation. Thousands of fire ants have ...