Re: What did I just discovered on my nest's kitchen floor during the hot early evening hours? Solenopsis invicta (aka red imported fire ants (RIFAs))!

I don't know what you have there. In Riverside, they have multiple queens Here in Irvine, it is one queen per mound (confirmed) If they have multiple queens, they are VERY invasive and will very easily take over Argentine ants. If they have a single queen...
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