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The three coolest things built by bugs

Long before there were strip malls, skyscrapers, and combination Pizza Hut/Taco Bells, nature had its own architects: all kinds of creatures create all kinds of structures for living, raising offspring, or maybe just the occasional hook-up. Some of the mightiest and most delightfully complex structures ever built have been erected by bugs, and Hank will show you three of the coolest ones in today’s episode of SciShow.