Key Takeaways Fire ant colonies build mounds on the soil’s surface, a sign of their network of underground tunnels.Fire ants sting repeatedly when they feel threatened, making colony removal necessary ...

Fire ant colonies build mounds on the soil’s surface, a sign of their network of underground tunnels. Fire ants sting repeatedly when they feel threatened, making colony removal necessary.

It's a rule here in the South. Following a heavy rain on Sunday, on Monday your yard becomes a death zone dotted with little, red-clay volcanoes—mounds teeming with fire ants just itching to sting you ...