The established colonies of invasive tawny crazy ants in the United States found to be more genetically similar. Thus, the colonies lack rigid boundaries and display less aggression towards each other forming supercolonies that each span up to 2000 km.

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The established colonies of invasive tawny crazy ants in the United States found to be more genetically similar. Thus, the colonies lack rigid boundaries and display less aggression towards each other forming supercolonies that each span up to 2000 km.