Ant invasion spreads across southern USA

Hairy, Crazy Ants Invade From Texas To Miss.


When I was a kid, the worry was killer bees. (Well, that and a nuclear exchange with the Soviet Union.) But little, biting, hairy ants that swarm all over a perceived threat sounds way scarier; in a b-movie way.

Makes me wanna think twice before squishing an ant beneath the heel of my shoe.

From HuffPo:

The flea-sized critters are called crazy because each forager scrambles randomly at a speed that your average picnic ant, marching one by one, reaches only in video fast-forward. They’re called hairy because of fuzz that, to the naked eye, makes their abdomens look less glossy than those of their slower, bigger cousins.

And they’re on the move in Florida, Texas, Mississippi and Louisiana. In Texas, they’ve invaded homes and industrial complexes, urban areas and rural areas. They travel in cargo containers, hay bales, potted plants, motorcycles and moving vans. They overwhelm beehives – one Texas beekeeper was losing 100 a year in 2009. They short out industrial equipment.

If one gets electrocuted, its death releases a chemical cue to attack a threat to the colony, said Roger Gold, an entomology professor at Texas A&M.

“The other ants rush in. Before long, you have a ball of ants,” he said.

“I did a test site with a product early on and applied the product to a half-acre … In 30 days I had two inches of dead ants covering the entire half-acre,” Rasberry said. “It looked like the top of the dead ants was just total movement from all the live ants on top of the dead ants.”

Now they’re making their way through parts of the Southeast. Florida had the ants in about five counties in 2000 but today is up to 20, MacGown said. Nine years after first being spotted in Texas, that state now has them in 18 counties. So far, they have been found in two counties in Mississippi and at least one Louisiana parish.

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