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Bird Poop Politics, Double Pregnancies, and How 'Citizens' Became 'Consumers'

04.03.2017 - By iHeartPodcasts and HowStuffWorksPlay

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Bird excrement was once so valuable to farmers that the U.S. government tried to claim all of it. It's possible to get pregnant a second time when you're already pregnant. Plus: When did we start calling citizens consumers?

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