Agricultural officials in Southern California are battling an active infestation of red imported fire ants that are "highly aggressive in nature," and pose a risk to California's agricultural economy.

Noticing ghost, or sugar ants, invading your house lately? The tiny critters tend to appear more March to October. Here's how ...

An invasion of “highly aggressive” imported red fire ants has taken hold in an affluent California community, officials reported. The ants, native to South America, have infested Montecito ...