Fire ants might be infuriating little beasts, an invasive species we’d all be pleased to see banished to its native Brazil, but it turns out a fire ant colony has some pretty amazing properties. In groups, they knit together, more like a fabric than anything else, and are waterproof, totally flexible, and nearly indestructible. A mechanical engineer describes these groups as behaving like a thick liquid.

Things Fire Ants Behave Like: Gore-Tex, a Liquid, a Woven Material, and a Waterproof Raft, 4/26/11

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