How to Build an Ant Bridge: Start Small

You know when you’re out walking with a big horde of your friends and you come to a chasm you can’t step across, so a bunch of you clasp each other’s limbs and make yourselves into a bridge for the rest to walk on?

…No?

Eciton army ants do this. And they’re not the only ants that build incredible structures out of their strong, near-weightless bodies. Weaver ants make chains between leaves by holding onto each other’s waists. Fire ants cling together to form rafts and survive floodin

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