SciShow | On the Origin of Butts

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Episode Title: On the Origin of Butts
Produced by: SciShow
Description: Go to http://Brilliant.org/SciShow to try out Brilliant’s Daily Challenges. The first 200 subscribers get 20% off an annual Premium subscription. We’ve already been told that everybody poops - but did you ever stop to consider why? It’s thanks to our heroic through-gut that humans don’t suffer the same fate as jellyfish and anemones, and every hero has an origin story… Hosted by: Olivia Gordon SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at http://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Adam Brainard, Greg, Alex Hackman, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.sciencedirect.com/science/article/pii/S004452311500011X http://www.bbc.com/earth/story/20150313-the-origin-of-the-anus https://www.cell.com/current-biology/fulltext/S0960-9822(16)30931-9 https://onlinelibrary.wiley.com/doi/full/10.1111/ivb.12236 https://www.newscientist.com/article/2195656-animal-with-an-anus-that-comes-and-goes-could-reveal-how-ours-evolved/ https://www.cell.com/current-biology/fulltext/S0960-9822(09)00755-6 https://www.theguardian.com/science/2017/jan/30/huge-mouth-and-no-anus-earliest-known-ancestor-saccorhytus-coronarious-evolution https://animaldiversity.org/accounts/Porifera/ https://ocean.si.edu/ocean-life/invertebrates/jellyfish-and-comb-jellies https://www.sciencemag.org/news/2016/03/why-watching-comb-jellies-poop-has-stunned-evolutionary-biologists http://library.open.oregonstate.edu/aandp/chapter/23-1-overview-of-the-digestive-system/ Image Credit: https://commons.wikimedia.org/wiki/File:Reef3859_-_Flickr_-_NOAA_Photo_Library.jpg https://commons.wikimedia.org/wiki/File:Cross_section_Olindias_formosa_en.svg https://commons.wikimedia.org/wiki/File:Nerr0878.jpg https://commons.wikimedia.org/wiki/File:Reef2589.jpg https://commons.wikimedia.org/wiki/File:Bedford%27s_Flatworm.jpg https://commons.wikimedia.org/wiki/File:Taenia_solium_tapeworm_scolex_with_its_four_suckers_and_two_rows_of_hooks_5262_lores.jpg https://commons.wikimedia.org/wiki/File:Strongylocentrotus_purpuratus_P1160330.jpg https://commons.wikimedia.org/wiki/File:Thysanozoon-Acanthozoon_sp..jpg https://commons.wikimedia.org/wiki/File:Neochildia_fusca.jpg https://commons.wikimedia.org/wiki/File:Amerikaanse_ribkwal_zwevend_in_het_groene_water-4931688.webm https://commons.wikimedia.org/wiki/File:Waminoa_on_Plerogyra.jpg https://www.istockphoto.com/photo/is-it-delicious-gm1007786322-271890429 https://www.istockphoto.com/photo/lovely-rabbit-gm494524107-40734322 https://www.istockphoto.com/photo/funny-squirrel-and-watermelon-gm1153924626-313578447 https://www.istockphoto.com/photo/wild-monkey-eating-watermelon-gm119691937-14857729 https://www.istockphoto.com/photo/pembroke-welsh-corgi-dog-eating-summer-water-melon-from-the-hands-of-the-owner-in-gm1061822636-283864018


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