This week we learn about a sex manual/midwifery book from 1684 and how the American Hippo Act forced two rivals from South Africa to come together for the greater good. A listener email explains why Pandas use horse manure to stay warm.Episode Tabs:When the Birds and the Bees Were Not Enoughhttps://publicdomainreview.org/essay/when-the-birds-and-the-bees-were-not-enough-aristotle-s-masterpiece/American Hippopotamushttps://magazine.atavist.com/american-hippopotamus/Listener Tabs:Why is Bern the Capital of Switzerland?https://www.swissinfo.ch/eng/politics/federal-city-_why-is-bern-the-capital-of-switzerland/44577476Why Wild Giant Pandas Frequently Roll In Horse Manurehttps://www.pnas.org/doi/10.1073/pnas.2004640117Email your closed tab submissions to: [email protected] us on Patreon: https://www.patreon.com/500OpenTabs500 Open Roads (Google Maps episode guide): https://maps.app.goo.gl/Tg9g2HcUaFAzXGbw7Continue the conversation by joining us on Discord! https://discord.gg/8px5RJHk7aSUPPORT THE SHOW and get 40% off an annual subscription to Nebula by going to nebula.tv/500opentabsSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

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